202215280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61651}}^1$

素因数の和:61705

約数の個数: 40

約数和(自身を含む): 481625424

約数和(自身を除く): 279410144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 61651, 123302, 246604, 308255, 493208, 616510, 986416, 1233020, 2466040, 2527691, 4932080, 5055382, 10110764, 12638455, 20221528, 25276910, 40443056, 50553820, 101107640, 202215280]

約数ペア:

[(1, 202215280), (2, 101107640), (4, 50553820), (5, 40443056), (8, 25276910), (10, 20221528), (16, 12638455), (20, 10110764), (40, 5055382), (41, 4932080), (80, 2527691), (82, 2466040), (164, 1233020), (205, 986416), (328, 616510), (410, 493208), (656, 308255), (820, 246604), (1640, 123302), (3280, 61651)]