129571312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4547}}^1$

素因数の和:4705

約数の個数: 40

約数和(自身を含む): 272388816

約数和(自身を除く): 142817504

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 3562, 4547, 7124, 9094, 14248, 18188, 28496, 36376, 59111, 72752, 118222, 236444, 472888, 622939, 945776, 1245878, 2491756, 4983512, 8098207, 9967024, 16196414, 32392828, 64785656, 129571312]

約数ペア:

[(1, 129571312), (2, 64785656), (4, 32392828), (8, 16196414), (13, 9967024), (16, 8098207), (26, 4983512), (52, 2491756), (104, 1245878), (137, 945776), (208, 622939), (274, 472888), (548, 236444), (1096, 118222), (1781, 72752), (2192, 59111), (3562, 36376), (4547, 28496), (7124, 18188), (9094, 14248)]