64740375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{8221}}^1$

素因数の和:8249

約数の個数: 48

約数和(自身を含む): 133393728

約数和(自身を除く): 68653353

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 7875, 8221, 24663, 41105, 57547, 73989, 123315, 172641, 205525, 287735, 369945, 517923, 616575, 863205, 1027625, 1438675, 1849725, 2589615, 3082875, 4316025, 7193375, 9248625, 12948075, 21580125, 64740375]

約数ペア:

[(1, 64740375), (3, 21580125), (5, 12948075), (7, 9248625), (9, 7193375), (15, 4316025), (21, 3082875), (25, 2589615), (35, 1849725), (45, 1438675), (63, 1027625), (75, 863205), (105, 616575), (125, 517923), (175, 369945), (225, 287735), (315, 205525), (375, 172641), (525, 123315), (875, 73989), (1125, 57547), (1575, 41105), (2625, 24663), (7875, 8221)]