287629375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 437260032

約数和(自身を除く): 149630657

約数列:

[1, 5, 11, 17, 23, 25, 55, 85, 107, 115, 125, 187, 253, 275, 391, 425, 535, 575, 625, 935, 1177, 1265, 1375, 1819, 1955, 2125, 2461, 2675, 2875, 4301, 4675, 5885, 6325, 6875, 9095, 9775, 10625, 12305, 13375, 14375, 20009, 21505, 23375, 27071, 29425, 31625, 41837, 45475, 48875, 61525, 66875, 100045, 107525, 116875, 135355, 147125, 158125, 209185, 227375, 244375, 307625, 460207, 500225, 537625, 676775, 735625, 1045925, 1136875, 1538125, 2301035, 2501125, 2688125, 3383875, 5229625, 11505175, 12505625, 16919375, 26148125, 57525875, 287629375]

約数ペア:

[(1, 287629375), (5, 57525875), (11, 26148125), (17, 16919375), (23, 12505625), (25, 11505175), (55, 5229625), (85, 3383875), (107, 2688125), (115, 2501125), (125, 2301035), (187, 1538125), (253, 1136875), (275, 1045925), (391, 735625), (425, 676775), (535, 537625), (575, 500225), (625, 460207), (935, 307625), (1177, 244375), (1265, 227375), (1375, 209185), (1819, 158125), (1955, 147125), (2125, 135355), (2461, 116875), (2675, 107525), (2875, 100045), (4301, 66875), (4675, 61525), (5885, 48875), (6325, 45475), (6875, 41837), (9095, 31625), (9775, 29425), (10625, 27071), (12305, 23375), (13375, 21505), (14375, 20009)]