25210404

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 66181752

約数和(自身を除く): 40971348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 73, 106, 146, 159, 181, 212, 219, 292, 318, 362, 438, 477, 543, 636, 657, 724, 876, 954, 1086, 1314, 1629, 1908, 2172, 2628, 3258, 3869, 6516, 7738, 9593, 11607, 13213, 15476, 19186, 23214, 26426, 28779, 34821, 38372, 39639, 46428, 52852, 57558, 69642, 79278, 86337, 115116, 118917, 139284, 158556, 172674, 237834, 345348, 475668, 700289, 1400578, 2100867, 2801156, 4201734, 6302601, 8403468, 12605202, 25210404]

約数ペア:

[(1, 25210404), (2, 12605202), (3, 8403468), (4, 6302601), (6, 4201734), (9, 2801156), (12, 2100867), (18, 1400578), (36, 700289), (53, 475668), (73, 345348), (106, 237834), (146, 172674), (159, 158556), (181, 139284), (212, 118917), (219, 115116), (292, 86337), (318, 79278), (362, 69642), (438, 57558), (477, 52852), (543, 46428), (636, 39639), (657, 38372), (724, 34821), (876, 28779), (954, 26426), (1086, 23214), (1314, 19186), (1629, 15476), (1908, 13213), (2172, 11607), (2628, 9593), (3258, 7738), (3869, 6516)]