55499600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 90

約数和(自身を含む): 144559386

約数和(自身を除く): 89059786

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 169, 200, 208, 260, 325, 338, 400, 520, 650, 676, 821, 845, 1040, 1300, 1352, 1642, 1690, 2600, 2704, 3284, 3380, 4105, 4225, 5200, 6568, 6760, 8210, 8450, 10673, 13136, 13520, 16420, 16900, 20525, 21346, 32840, 33800, 41050, 42692, 53365, 65680, 67600, 82100, 85384, 106730, 138749, 164200, 170768, 213460, 266825, 277498, 328400, 426920, 533650, 554996, 693745, 853840, 1067300, 1109992, 1387490, 2134600, 2219984, 2774980, 3468725, 4269200, 5549960, 6937450, 11099920, 13874900, 27749800, 55499600]

約数ペア:

[(1, 55499600), (2, 27749800), (4, 13874900), (5, 11099920), (8, 6937450), (10, 5549960), (13, 4269200), (16, 3468725), (20, 2774980), (25, 2219984), (26, 2134600), (40, 1387490), (50, 1109992), (52, 1067300), (65, 853840), (80, 693745), (100, 554996), (104, 533650), (130, 426920), (169, 328400), (200, 277498), (208, 266825), (260, 213460), (325, 170768), (338, 164200), (400, 138749), (520, 106730), (650, 85384), (676, 82100), (821, 67600), (845, 65680), (1040, 53365), (1300, 42692), (1352, 41050), (1642, 33800), (1690, 32840), (2600, 21346), (2704, 20525), (3284, 16900), (3380, 16420), (4105, 13520), (4225, 13136), (5200, 10673), (6568, 8450), (6760, 8210)]