64702120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{231079}}^1$

素因数の和:231097

約数の個数: 32

約数和(自身を含む): 166377600

約数和(自身を除く): 101675480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 231079, 462158, 924316, 1155395, 1617553, 1848632, 2310790, 3235106, 4621580, 6470212, 8087765, 9243160, 12940424, 16175530, 32351060, 64702120]

約数ペア:

[(1, 64702120), (2, 32351060), (4, 16175530), (5, 12940424), (7, 9243160), (8, 8087765), (10, 6470212), (14, 4621580), (20, 3235106), (28, 2310790), (35, 1848632), (40, 1617553), (56, 1155395), (70, 924316), (140, 462158), (280, 231079)]