71872125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 134604288

約数和(自身を除く): 62732163

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 125, 195, 299, 325, 345, 375, 575, 641, 897, 975, 1495, 1625, 1725, 1923, 2875, 3205, 4485, 4875, 7475, 8333, 8625, 9615, 14743, 16025, 22425, 24999, 37375, 41665, 44229, 48075, 73715, 80125, 112125, 124995, 191659, 208325, 221145, 240375, 368575, 574977, 624975, 958295, 1041625, 1105725, 1842875, 2874885, 3124875, 4791475, 5528625, 14374425, 23957375, 71872125]

約数ペア:

[(1, 71872125), (3, 23957375), (5, 14374425), (13, 5528625), (15, 4791475), (23, 3124875), (25, 2874885), (39, 1842875), (65, 1105725), (69, 1041625), (75, 958295), (115, 624975), (125, 574977), (195, 368575), (299, 240375), (325, 221145), (345, 208325), (375, 191659), (575, 124995), (641, 112125), (897, 80125), (975, 73715), (1495, 48075), (1625, 44229), (1725, 41665), (1923, 37375), (2875, 24999), (3205, 22425), (4485, 16025), (4875, 14743), (7475, 9615), (8333, 8625)]