100571920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 244524528

約数和(自身を除く): 143952608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 296, 305, 370, 488, 557, 592, 610, 740, 976, 1114, 1220, 1480, 2228, 2257, 2440, 2785, 2960, 4456, 4514, 4880, 5570, 8912, 9028, 11140, 11285, 18056, 20609, 22280, 22570, 33977, 36112, 41218, 44560, 45140, 67954, 82436, 90280, 103045, 135908, 164872, 169885, 180560, 206090, 271816, 329744, 339770, 412180, 543632, 679540, 824360, 1257149, 1359080, 1648720, 2514298, 2718160, 5028596, 6285745, 10057192, 12571490, 20114384, 25142980, 50285960, 100571920]

約数ペア:

[(1, 100571920), (2, 50285960), (4, 25142980), (5, 20114384), (8, 12571490), (10, 10057192), (16, 6285745), (20, 5028596), (37, 2718160), (40, 2514298), (61, 1648720), (74, 1359080), (80, 1257149), (122, 824360), (148, 679540), (185, 543632), (244, 412180), (296, 339770), (305, 329744), (370, 271816), (488, 206090), (557, 180560), (592, 169885), (610, 164872), (740, 135908), (976, 103045), (1114, 90280), (1220, 82436), (1480, 67954), (2228, 45140), (2257, 44560), (2440, 41218), (2785, 36112), (2960, 33977), (4456, 22570), (4514, 22280), (4880, 20609), (5570, 18056), (8912, 11285), (9028, 11140)]