64527920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2791}}^1$

素因数の和:2838

約数の個数: 60

約数和(自身を含む): 159428784

約数和(自身を除く): 94900864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2791, 2890, 4624, 5582, 5780, 11164, 11560, 13955, 22328, 23120, 27910, 44656, 47447, 55820, 94894, 111640, 189788, 223280, 237235, 379576, 474470, 759152, 806599, 948940, 1613198, 1897880, 3226396, 3795760, 4032995, 6452792, 8065990, 12905584, 16131980, 32263960, 64527920]

約数ペア:

[(1, 64527920), (2, 32263960), (4, 16131980), (5, 12905584), (8, 8065990), (10, 6452792), (16, 4032995), (17, 3795760), (20, 3226396), (34, 1897880), (40, 1613198), (68, 948940), (80, 806599), (85, 759152), (136, 474470), (170, 379576), (272, 237235), (289, 223280), (340, 189788), (578, 111640), (680, 94894), (1156, 55820), (1360, 47447), (1445, 44656), (2312, 27910), (2791, 23120), (2890, 22328), (4624, 13955), (5582, 11560), (5780, 11164)]