83638000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 222842880

約数和(自身を除く): 139204880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 71, 76, 80, 95, 100, 124, 125, 142, 152, 155, 190, 200, 248, 250, 284, 304, 310, 355, 380, 400, 475, 496, 500, 568, 589, 620, 710, 760, 775, 950, 1000, 1136, 1178, 1240, 1349, 1420, 1520, 1550, 1775, 1900, 2000, 2201, 2356, 2375, 2480, 2698, 2840, 2945, 3100, 3550, 3800, 3875, 4402, 4712, 4750, 5396, 5680, 5890, 6200, 6745, 7100, 7600, 7750, 8804, 8875, 9424, 9500, 10792, 11005, 11780, 12400, 13490, 14200, 14725, 15500, 17608, 17750, 19000, 21584, 22010, 23560, 26980, 28400, 29450, 31000, 33725, 35216, 35500, 38000, 41819, 44020, 47120, 53960, 55025, 58900, 62000, 67450, 71000, 73625, 83638, 88040, 107920, 110050, 117800, 134900, 142000, 147250, 167276, 168625, 176080, 209095, 220100, 235600, 269800, 275125, 294500, 334552, 337250, 418190, 440200, 539600, 550250, 589000, 669104, 674500, 836380, 880400, 1045475, 1100500, 1178000, 1349000, 1672760, 2090950, 2201000, 2698000, 3345520, 4181900, 4402000, 5227375, 8363800, 10454750, 16727600, 20909500, 41819000, 83638000]

約数ペア:

[(1, 83638000), (2, 41819000), (4, 20909500), (5, 16727600), (8, 10454750), (10, 8363800), (16, 5227375), (19, 4402000), (20, 4181900), (25, 3345520), (31, 2698000), (38, 2201000), (40, 2090950), (50, 1672760), (62, 1349000), (71, 1178000), (76, 1100500), (80, 1045475), (95, 880400), (100, 836380), (124, 674500), (125, 669104), (142, 589000), (152, 550250), (155, 539600), (190, 440200), (200, 418190), (248, 337250), (250, 334552), (284, 294500), (304, 275125), (310, 269800), (355, 235600), (380, 220100), (400, 209095), (475, 176080), (496, 168625), (500, 167276), (568, 147250), (589, 142000), (620, 134900), (710, 117800), (760, 110050), (775, 107920), (950, 88040), (1000, 83638), (1136, 73625), (1178, 71000), (1240, 67450), (1349, 62000), (1420, 58900), (1520, 55025), (1550, 53960), (1775, 47120), (1900, 44020), (2000, 41819), (2201, 38000), (2356, 35500), (2375, 35216), (2480, 33725), (2698, 31000), (2840, 29450), (2945, 28400), (3100, 26980), (3550, 23560), (3800, 22010), (3875, 21584), (4402, 19000), (4712, 17750), (4750, 17608), (5396, 15500), (5680, 14725), (5890, 14200), (6200, 13490), (6745, 12400), (7100, 11780), (7600, 11005), (7750, 10792), (8804, 9500), (8875, 9424)]