128772176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7459}}^1$

素因数の和:7563

約数の個数: 40

約数和(自身を含む): 271961760

約数和(自身を除く): 143189584

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 7459, 8632, 14918, 17264, 29836, 59672, 96967, 119344, 193934, 387868, 619097, 775736, 1238194, 1551472, 2476388, 4952776, 8048261, 9905552, 16096522, 32193044, 64386088, 128772176]

約数ペア:

[(1, 128772176), (2, 64386088), (4, 32193044), (8, 16096522), (13, 9905552), (16, 8048261), (26, 4952776), (52, 2476388), (83, 1551472), (104, 1238194), (166, 775736), (208, 619097), (332, 387868), (664, 193934), (1079, 119344), (1328, 96967), (2158, 59672), (4316, 29836), (7459, 17264), (8632, 14918)]