12290625

素因数分解:

$3^2\times 5^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:73

約数の個数: 72

約数和(自身を含む): 24373440

約数和(自身を除く): 12082815

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 95, 115, 125, 171, 207, 225, 285, 345, 375, 437, 475, 575, 625, 855, 1035, 1125, 1311, 1425, 1725, 1875, 2185, 2375, 2875, 3125, 3933, 4275, 5175, 5625, 6555, 7125, 8625, 9375, 10925, 11875, 14375, 19665, 21375, 25875, 28125, 32775, 35625, 43125, 54625, 59375, 71875, 98325, 106875, 129375, 163875, 178125, 215625, 273125, 491625, 534375, 646875, 819375, 1365625, 2458125, 4096875, 12290625]

約数ペア:

[(1, 12290625), (3, 4096875), (5, 2458125), (9, 1365625), (15, 819375), (19, 646875), (23, 534375), (25, 491625), (45, 273125), (57, 215625), (69, 178125), (75, 163875), (95, 129375), (115, 106875), (125, 98325), (171, 71875), (207, 59375), (225, 54625), (285, 43125), (345, 35625), (375, 32775), (437, 28125), (475, 25875), (575, 21375), (625, 19665), (855, 14375), (1035, 11875), (1125, 10925), (1311, 9375), (1425, 8625), (1725, 7125), (1875, 6555), (2185, 5625), (2375, 5175), (2875, 4275), (3125, 3933)]