1971596508160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12421853}}^1$

素因数の和:12421909

約数の個数: 88

約数和(自身を含む): 4882086746496

約数和(自身を除く): 2910490238336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 9920, 15872, 19840, 31744, 39680, 79360, 158720, 12421853, 24843706, 49687412, 62109265, 99374824, 124218530, 198749648, 248437060, 385077443, 397499296, 496874120, 770154886, 794998592, 993748240, 1540309772, 1589997184, 1925387215, 1987496480, 3080619544, 3179994368, 3850774430, 3974992960, 6161239088, 6359988736, 7701548860, 7949985920, 12322478176, 12719977472, 15403097720, 15899971840, 24644956352, 30806195440, 31799943680, 49289912704, 61612390880, 63599887360, 98579825408, 123224781760, 197159650816, 246449563520, 394319301632, 492899127040, 985798254080, 1971596508160]

約数ペア:

[(1, 1971596508160), (2, 985798254080), (4, 492899127040), (5, 394319301632), (8, 246449563520), (10, 197159650816), (16, 123224781760), (20, 98579825408), (31, 63599887360), (32, 61612390880), (40, 49289912704), (62, 31799943680), (64, 30806195440), (80, 24644956352), (124, 15899971840), (128, 15403097720), (155, 12719977472), (160, 12322478176), (248, 7949985920), (256, 7701548860), (310, 6359988736), (320, 6161239088), (496, 3974992960), (512, 3850774430), (620, 3179994368), (640, 3080619544), (992, 1987496480), (1024, 1925387215), (1240, 1589997184), (1280, 1540309772), (1984, 993748240), (2480, 794998592), (2560, 770154886), (3968, 496874120), (4960, 397499296), (5120, 385077443), (7936, 248437060), (9920, 198749648), (15872, 124218530), (19840, 99374824), (31744, 62109265), (39680, 49687412), (79360, 24843706), (158720, 12421853)]