242645975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 372511872

約数和(自身を除く): 129865897

約数列:

[1, 5, 11, 13, 23, 25, 55, 65, 115, 143, 169, 227, 253, 275, 299, 325, 575, 715, 845, 1135, 1265, 1495, 1859, 2497, 2951, 3289, 3575, 3887, 4225, 5221, 5675, 6325, 7475, 9295, 12485, 14755, 16445, 19435, 26105, 32461, 38363, 42757, 46475, 57431, 62425, 67873, 73775, 82225, 97175, 130525, 162305, 191815, 213785, 287155, 339365, 421993, 746603, 811525, 882349, 959075, 1068925, 1435775, 1696825, 2109965, 3733015, 4411745, 9705839, 10549825, 18665075, 22058725, 48529195, 242645975]

約数ペア:

[(1, 242645975), (5, 48529195), (11, 22058725), (13, 18665075), (23, 10549825), (25, 9705839), (55, 4411745), (65, 3733015), (115, 2109965), (143, 1696825), (169, 1435775), (227, 1068925), (253, 959075), (275, 882349), (299, 811525), (325, 746603), (575, 421993), (715, 339365), (845, 287155), (1135, 213785), (1265, 191815), (1495, 162305), (1859, 130525), (2497, 97175), (2951, 82225), (3289, 73775), (3575, 67873), (3887, 62425), (4225, 57431), (5221, 46475), (5675, 42757), (6325, 38363), (7475, 32461), (9295, 26105), (12485, 19435), (14755, 16445)]