64951875

素因数分解:

$3^4\times 5^4\times {\mathrm{1283}}^1$

素因数の和:1315

約数の個数: 50

約数和(自身を含む): 121339284

約数和(自身を除く): 56387409

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 625, 675, 1125, 1283, 1875, 2025, 3375, 3849, 5625, 6415, 10125, 11547, 16875, 19245, 32075, 34641, 50625, 57735, 96225, 103923, 160375, 173205, 288675, 481125, 519615, 801875, 866025, 1443375, 2405625, 2598075, 4330125, 7216875, 12990375, 21650625, 64951875]

約数ペア:

[(1, 64951875), (3, 21650625), (5, 12990375), (9, 7216875), (15, 4330125), (25, 2598075), (27, 2405625), (45, 1443375), (75, 866025), (81, 801875), (125, 519615), (135, 481125), (225, 288675), (375, 173205), (405, 160375), (625, 103923), (675, 96225), (1125, 57735), (1283, 50625), (1875, 34641), (2025, 32075), (3375, 19245), (3849, 16875), (5625, 11547), (6415, 10125)]