2080204100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{1483}}^1$

素因数の和:1606

約数の個数: 108

約数和(自身を含む): 4950214416

約数和(自身を除く): 2870010316

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 130, 166, 169, 260, 325, 332, 338, 415, 650, 676, 830, 845, 1079, 1300, 1483, 1660, 1690, 2075, 2158, 2966, 3380, 4150, 4225, 4316, 5395, 5932, 7415, 8300, 8450, 10790, 14027, 14830, 16900, 19279, 21580, 26975, 28054, 29660, 37075, 38558, 53950, 56108, 70135, 74150, 77116, 96395, 107900, 123089, 140270, 148300, 192790, 246178, 250627, 280540, 350675, 385580, 481975, 492356, 501254, 615445, 701350, 963950, 1002508, 1230890, 1253135, 1402700, 1600157, 1927900, 2461780, 2506270, 3077225, 3200314, 5012540, 6154450, 6265675, 6400628, 8000785, 12308900, 12531350, 16001570, 20802041, 25062700, 32003140, 40003925, 41604082, 80007850, 83208164, 104010205, 160015700, 208020410, 416040820, 520051025, 1040102050, 2080204100]

約数ペア:

[(1, 2080204100), (2, 1040102050), (4, 520051025), (5, 416040820), (10, 208020410), (13, 160015700), (20, 104010205), (25, 83208164), (26, 80007850), (50, 41604082), (52, 40003925), (65, 32003140), (83, 25062700), (100, 20802041), (130, 16001570), (166, 12531350), (169, 12308900), (260, 8000785), (325, 6400628), (332, 6265675), (338, 6154450), (415, 5012540), (650, 3200314), (676, 3077225), (830, 2506270), (845, 2461780), (1079, 1927900), (1300, 1600157), (1483, 1402700), (1660, 1253135), (1690, 1230890), (2075, 1002508), (2158, 963950), (2966, 701350), (3380, 615445), (4150, 501254), (4225, 492356), (4316, 481975), (5395, 385580), (5932, 350675), (7415, 280540), (8300, 250627), (8450, 246178), (10790, 192790), (14027, 148300), (14830, 140270), (16900, 123089), (19279, 107900), (21580, 96395), (26975, 77116), (28054, 74150), (29660, 70135), (37075, 56108), (38558, 53950)]