26661570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 69552000

約数和(自身を除く): 42890430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 137, 195, 274, 390, 411, 499, 685, 822, 998, 1370, 1497, 1781, 2055, 2495, 2994, 3562, 4110, 4990, 5343, 6487, 7485, 8905, 10686, 12974, 14970, 17810, 19461, 26715, 32435, 38922, 53430, 64870, 68363, 97305, 136726, 194610, 205089, 341815, 410178, 683630, 888719, 1025445, 1777438, 2050890, 2666157, 4443595, 5332314, 8887190, 13330785, 26661570]

約数ペア:

[(1, 26661570), (2, 13330785), (3, 8887190), (5, 5332314), (6, 4443595), (10, 2666157), (13, 2050890), (15, 1777438), (26, 1025445), (30, 888719), (39, 683630), (65, 410178), (78, 341815), (130, 205089), (137, 194610), (195, 136726), (274, 97305), (390, 68363), (411, 64870), (499, 53430), (685, 38922), (822, 32435), (998, 26715), (1370, 19461), (1497, 17810), (1781, 14970), (2055, 12974), (2495, 10686), (2994, 8905), (3562, 7485), (4110, 6487), (4990, 5343)]