200880520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{116791}}^1$

素因数の和:116845

約数の個数: 32

約数和(自身を含む): 462496320

約数和(自身を除く): 261615800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 116791, 233582, 467164, 583955, 934328, 1167910, 2335820, 4671640, 5022013, 10044026, 20088052, 25110065, 40176104, 50220130, 100440260, 200880520]

約数ペア:

[(1, 200880520), (2, 100440260), (4, 50220130), (5, 40176104), (8, 25110065), (10, 20088052), (20, 10044026), (40, 5022013), (43, 4671640), (86, 2335820), (172, 1167910), (215, 934328), (344, 583955), (430, 467164), (860, 233582), (1720, 116791)]