28784800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{3271}}^1$

素因数の和:3302

約数の個数: 72

約数和(自身を含む): 76682592

約数和(自身を除く): 47897792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1760, 2200, 3271, 4400, 6542, 8800, 13084, 16355, 26168, 32710, 35981, 52336, 65420, 71962, 81775, 104672, 130840, 143924, 163550, 179905, 261680, 287848, 327100, 359810, 523360, 575696, 654200, 719620, 899525, 1151392, 1308400, 1439240, 1799050, 2616800, 2878480, 3598100, 5756960, 7196200, 14392400, 28784800]

約数ペア:

[(1, 28784800), (2, 14392400), (4, 7196200), (5, 5756960), (8, 3598100), (10, 2878480), (11, 2616800), (16, 1799050), (20, 1439240), (22, 1308400), (25, 1151392), (32, 899525), (40, 719620), (44, 654200), (50, 575696), (55, 523360), (80, 359810), (88, 327100), (100, 287848), (110, 261680), (160, 179905), (176, 163550), (200, 143924), (220, 130840), (275, 104672), (352, 81775), (400, 71962), (440, 65420), (550, 52336), (800, 35981), (880, 32710), (1100, 26168), (1760, 16355), (2200, 13084), (3271, 8800), (4400, 6542)]