87172000

素因数分解:

$2^5\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 192

約数和(自身を含む): 239016960

約数和(自身を除く): 151844960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 37, 38, 40, 50, 62, 74, 76, 80, 95, 100, 124, 125, 148, 152, 155, 160, 185, 190, 200, 248, 250, 296, 304, 310, 370, 380, 400, 475, 496, 500, 589, 592, 608, 620, 703, 740, 760, 775, 800, 925, 950, 992, 1000, 1147, 1178, 1184, 1240, 1406, 1480, 1520, 1550, 1850, 1900, 2000, 2294, 2356, 2375, 2480, 2812, 2945, 2960, 3040, 3100, 3515, 3700, 3800, 3875, 4000, 4588, 4625, 4712, 4750, 4960, 5624, 5735, 5890, 5920, 6200, 7030, 7400, 7600, 7750, 9176, 9250, 9424, 9500, 11248, 11470, 11780, 12400, 14060, 14725, 14800, 15200, 15500, 17575, 18352, 18500, 18848, 19000, 21793, 22496, 22940, 23560, 24800, 28120, 28675, 29450, 29600, 31000, 35150, 36704, 37000, 38000, 43586, 45880, 47120, 56240, 57350, 58900, 62000, 70300, 73625, 74000, 76000, 87172, 87875, 91760, 94240, 108965, 112480, 114700, 117800, 124000, 140600, 143375, 147250, 148000, 174344, 175750, 183520, 217930, 229400, 235600, 281200, 286750, 294500, 348688, 351500, 435860, 458800, 471200, 544825, 562400, 573500, 589000, 697376, 703000, 871720, 917600, 1089650, 1147000, 1178000, 1406000, 1743440, 2179300, 2294000, 2356000, 2724125, 2812000, 3486880, 4358600, 4588000, 5448250, 8717200, 10896500, 17434400, 21793000, 43586000, 87172000]

約数ペア:

[(1, 87172000), (2, 43586000), (4, 21793000), (5, 17434400), (8, 10896500), (10, 8717200), (16, 5448250), (19, 4588000), (20, 4358600), (25, 3486880), (31, 2812000), (32, 2724125), (37, 2356000), (38, 2294000), (40, 2179300), (50, 1743440), (62, 1406000), (74, 1178000), (76, 1147000), (80, 1089650), (95, 917600), (100, 871720), (124, 703000), (125, 697376), (148, 589000), (152, 573500), (155, 562400), (160, 544825), (185, 471200), (190, 458800), (200, 435860), (248, 351500), (250, 348688), (296, 294500), (304, 286750), (310, 281200), (370, 235600), (380, 229400), (400, 217930), (475, 183520), (496, 175750), (500, 174344), (589, 148000), (592, 147250), (608, 143375), (620, 140600), (703, 124000), (740, 117800), (760, 114700), (775, 112480), (800, 108965), (925, 94240), (950, 91760), (992, 87875), (1000, 87172), (1147, 76000), (1178, 74000), (1184, 73625), (1240, 70300), (1406, 62000), (1480, 58900), (1520, 57350), (1550, 56240), (1850, 47120), (1900, 45880), (2000, 43586), (2294, 38000), (2356, 37000), (2375, 36704), (2480, 35150), (2812, 31000), (2945, 29600), (2960, 29450), (3040, 28675), (3100, 28120), (3515, 24800), (3700, 23560), (3800, 22940), (3875, 22496), (4000, 21793), (4588, 19000), (4625, 18848), (4712, 18500), (4750, 18352), (4960, 17575), (5624, 15500), (5735, 15200), (5890, 14800), (5920, 14725), (6200, 14060), (7030, 12400), (7400, 11780), (7600, 11470), (7750, 11248), (9176, 9500), (9250, 9424)]