80807625

素因数分解:

$3^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 80

約数和(自身を含む): 157652352

約数和(自身を除く): 76844727

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 125, 135, 207, 225, 345, 347, 375, 405, 575, 621, 675, 1035, 1041, 1125, 1725, 1735, 1863, 2025, 2875, 3105, 3123, 3375, 5175, 5205, 7981, 8625, 8675, 9315, 9369, 10125, 15525, 15615, 23943, 25875, 26025, 28107, 39905, 43375, 46575, 46845, 71829, 77625, 78075, 119715, 130125, 140535, 199525, 215487, 232875, 234225, 359145, 390375, 598575, 646461, 702675, 997625, 1077435, 1171125, 1795725, 2992875, 3232305, 3513375, 5387175, 8978625, 16161525, 26935875, 80807625]

約数ペア:

[(1, 80807625), (3, 26935875), (5, 16161525), (9, 8978625), (15, 5387175), (23, 3513375), (25, 3232305), (27, 2992875), (45, 1795725), (69, 1171125), (75, 1077435), (81, 997625), (115, 702675), (125, 646461), (135, 598575), (207, 390375), (225, 359145), (345, 234225), (347, 232875), (375, 215487), (405, 199525), (575, 140535), (621, 130125), (675, 119715), (1035, 78075), (1041, 77625), (1125, 71829), (1725, 46845), (1735, 46575), (1863, 43375), (2025, 39905), (2875, 28107), (3105, 26025), (3123, 25875), (3375, 23943), (5175, 15615), (5205, 15525), (7981, 10125), (8625, 9369), (8675, 9315)]