71858000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 160

約数和(自身を含む): 191892480

約数和(自身を除く): 120034480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 61, 62, 76, 80, 95, 100, 122, 124, 125, 152, 155, 190, 200, 244, 248, 250, 304, 305, 310, 380, 400, 475, 488, 496, 500, 589, 610, 620, 760, 775, 950, 976, 1000, 1159, 1178, 1220, 1240, 1520, 1525, 1550, 1891, 1900, 2000, 2318, 2356, 2375, 2440, 2480, 2945, 3050, 3100, 3782, 3800, 3875, 4636, 4712, 4750, 4880, 5795, 5890, 6100, 6200, 7564, 7600, 7625, 7750, 9272, 9424, 9455, 9500, 11590, 11780, 12200, 12400, 14725, 15128, 15250, 15500, 18544, 18910, 19000, 23180, 23560, 24400, 28975, 29450, 30256, 30500, 31000, 35929, 37820, 38000, 46360, 47120, 47275, 57950, 58900, 61000, 62000, 71858, 73625, 75640, 92720, 94550, 115900, 117800, 122000, 143716, 144875, 147250, 151280, 179645, 189100, 231800, 235600, 236375, 287432, 289750, 294500, 359290, 378200, 463600, 472750, 574864, 579500, 589000, 718580, 756400, 898225, 945500, 1159000, 1178000, 1437160, 1796450, 1891000, 2318000, 2874320, 3592900, 3782000, 4491125, 7185800, 8982250, 14371600, 17964500, 35929000, 71858000]

約数ペア:

[(1, 71858000), (2, 35929000), (4, 17964500), (5, 14371600), (8, 8982250), (10, 7185800), (16, 4491125), (19, 3782000), (20, 3592900), (25, 2874320), (31, 2318000), (38, 1891000), (40, 1796450), (50, 1437160), (61, 1178000), (62, 1159000), (76, 945500), (80, 898225), (95, 756400), (100, 718580), (122, 589000), (124, 579500), (125, 574864), (152, 472750), (155, 463600), (190, 378200), (200, 359290), (244, 294500), (248, 289750), (250, 287432), (304, 236375), (305, 235600), (310, 231800), (380, 189100), (400, 179645), (475, 151280), (488, 147250), (496, 144875), (500, 143716), (589, 122000), (610, 117800), (620, 115900), (760, 94550), (775, 92720), (950, 75640), (976, 73625), (1000, 71858), (1159, 62000), (1178, 61000), (1220, 58900), (1240, 57950), (1520, 47275), (1525, 47120), (1550, 46360), (1891, 38000), (1900, 37820), (2000, 35929), (2318, 31000), (2356, 30500), (2375, 30256), (2440, 29450), (2480, 28975), (2945, 24400), (3050, 23560), (3100, 23180), (3782, 19000), (3800, 18910), (3875, 18544), (4636, 15500), (4712, 15250), (4750, 15128), (4880, 14725), (5795, 12400), (5890, 12200), (6100, 11780), (6200, 11590), (7564, 9500), (7600, 9455), (7625, 9424), (7750, 9272)]