64999984

素因数分解:

$2^4\times 7^1\times {\mathrm{580357}}^1$

素因数の和:580372

約数の個数: 20

約数和(自身を含む): 143928784

約数和(自身を除く): 78928800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 580357, 1160714, 2321428, 4062499, 4642856, 8124998, 9285712, 16249996, 32499992, 64999984]

約数ペア:

[(1, 64999984), (2, 32499992), (4, 16249996), (7, 9285712), (8, 8124998), (14, 4642856), (16, 4062499), (28, 2321428), (56, 1160714), (112, 580357)]