679968950

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1121

約数の個数: 48

約数和(自身を含む): 1286636400

約数和(自身を除く): 606667450

約数列:

[1, 2, 5, 10, 25, 50, 107, 149, 214, 298, 535, 745, 853, 1070, 1490, 1706, 2675, 3725, 4265, 5350, 7450, 8530, 15943, 21325, 31886, 42650, 79715, 91271, 127097, 159430, 182542, 254194, 398575, 456355, 635485, 797150, 912710, 1270970, 2281775, 3177425, 4563550, 6354850, 13599379, 27198758, 67996895, 135993790, 339984475, 679968950]

約数ペア:

[(1, 679968950), (2, 339984475), (5, 135993790), (10, 67996895), (25, 27198758), (50, 13599379), (107, 6354850), (149, 4563550), (214, 3177425), (298, 2281775), (535, 1270970), (745, 912710), (853, 797150), (1070, 635485), (1490, 456355), (1706, 398575), (2675, 254194), (3725, 182542), (4265, 159430), (5350, 127097), (7450, 91271), (8530, 79715), (15943, 42650), (21325, 31886)]