28749550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 57250800

約数和(自身を除く): 28501250

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 149, 170, 227, 298, 425, 454, 745, 850, 1135, 1490, 2270, 2533, 3725, 3859, 5066, 5675, 7450, 7718, 11350, 12665, 19295, 25330, 33823, 38590, 63325, 67646, 96475, 126650, 169115, 192950, 338230, 574991, 845575, 1149982, 1691150, 2874955, 5749910, 14374775, 28749550]

約数ペア:

[(1, 28749550), (2, 14374775), (5, 5749910), (10, 2874955), (17, 1691150), (25, 1149982), (34, 845575), (50, 574991), (85, 338230), (149, 192950), (170, 169115), (227, 126650), (298, 96475), (425, 67646), (454, 63325), (745, 38590), (850, 33823), (1135, 25330), (1490, 19295), (2270, 12665), (2533, 11350), (3725, 7718), (3859, 7450), (5066, 5675)]