48449375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 40

約数和(自身を含む): 66916080

約数和(自身を除く): 18466705

約数列:

[1, 5, 13, 25, 65, 67, 89, 125, 325, 335, 445, 625, 871, 1157, 1625, 1675, 2225, 4355, 5785, 5963, 8125, 8375, 11125, 21775, 28925, 29815, 41875, 55625, 77519, 108875, 144625, 149075, 387595, 544375, 723125, 745375, 1937975, 3726875, 9689875, 48449375]

約数ペア:

[(1, 48449375), (5, 9689875), (13, 3726875), (25, 1937975), (65, 745375), (67, 723125), (89, 544375), (125, 387595), (325, 149075), (335, 144625), (445, 108875), (625, 77519), (871, 55625), (1157, 41875), (1625, 29815), (1675, 28925), (2225, 21775), (4355, 11125), (5785, 8375), (5963, 8125)]