78237375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 139456512

約数和(自身を除く): 61219137

約数列:

[1, 3, 5, 15, 23, 25, 47, 69, 75, 115, 125, 141, 193, 235, 345, 375, 575, 579, 705, 965, 1081, 1175, 1725, 2875, 2895, 3243, 3525, 4439, 4825, 5405, 5875, 8625, 9071, 13317, 14475, 16215, 17625, 22195, 24125, 27025, 27213, 45355, 66585, 72375, 81075, 110975, 135125, 136065, 208633, 226775, 332925, 405375, 554875, 625899, 680325, 1043165, 1133875, 1664625, 3129495, 3401625, 5215825, 15647475, 26079125, 78237375]

約数ペア:

[(1, 78237375), (3, 26079125), (5, 15647475), (15, 5215825), (23, 3401625), (25, 3129495), (47, 1664625), (69, 1133875), (75, 1043165), (115, 680325), (125, 625899), (141, 554875), (193, 405375), (235, 332925), (345, 226775), (375, 208633), (575, 136065), (579, 135125), (705, 110975), (965, 81075), (1081, 72375), (1175, 66585), (1725, 45355), (2875, 27213), (2895, 27025), (3243, 24125), (3525, 22195), (4439, 17625), (4825, 16215), (5405, 14475), (5875, 13317), (8625, 9071)]