64852640

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17623}}^1$

素因数の和:17661

約数の個数: 48

約数和(自身を含む): 159884928

約数和(自身を除く): 95032288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 17623, 35246, 70492, 88115, 140984, 176230, 281968, 352460, 405329, 563936, 704920, 810658, 1409840, 1621316, 2026645, 2819680, 3242632, 4053290, 6485264, 8106580, 12970528, 16213160, 32426320, 64852640]

約数ペア:

[(1, 64852640), (2, 32426320), (4, 16213160), (5, 12970528), (8, 8106580), (10, 6485264), (16, 4053290), (20, 3242632), (23, 2819680), (32, 2026645), (40, 1621316), (46, 1409840), (80, 810658), (92, 704920), (115, 563936), (160, 405329), (184, 352460), (230, 281968), (368, 176230), (460, 140984), (736, 88115), (920, 70492), (1840, 35246), (3680, 17623)]