72001600

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4091}}^1$

素因数の和:4124

約数の個数: 84

約数和(自身を含む): 193322448

約数和(自身を除く): 121320848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 160, 176, 200, 220, 275, 320, 352, 400, 440, 550, 704, 800, 880, 1100, 1600, 1760, 2200, 3520, 4091, 4400, 8182, 8800, 16364, 17600, 20455, 32728, 40910, 45001, 65456, 81820, 90002, 102275, 130912, 163640, 180004, 204550, 225005, 261824, 327280, 360008, 409100, 450010, 654560, 720016, 818200, 900020, 1125025, 1309120, 1440032, 1636400, 1800040, 2250050, 2880064, 3272800, 3600080, 4500100, 6545600, 7200160, 9000200, 14400320, 18000400, 36000800, 72001600]

約数ペア:

[(1, 72001600), (2, 36000800), (4, 18000400), (5, 14400320), (8, 9000200), (10, 7200160), (11, 6545600), (16, 4500100), (20, 3600080), (22, 3272800), (25, 2880064), (32, 2250050), (40, 1800040), (44, 1636400), (50, 1440032), (55, 1309120), (64, 1125025), (80, 900020), (88, 818200), (100, 720016), (110, 654560), (160, 450010), (176, 409100), (200, 360008), (220, 327280), (275, 261824), (320, 225005), (352, 204550), (400, 180004), (440, 163640), (550, 130912), (704, 102275), (800, 90002), (880, 81820), (1100, 65456), (1600, 45001), (1760, 40910), (2200, 32728), (3520, 20455), (4091, 17600), (4400, 16364), (8182, 8800)]