64712620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6899}}^1$

素因数の和:6982

約数の個数: 48

約数和(自身を含む): 157651200

約数和(自身を除く): 92938580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 6899, 9380, 13798, 27596, 34495, 48293, 68990, 96586, 137980, 193172, 241465, 462233, 482930, 924466, 965860, 1848932, 2311165, 3235631, 4622330, 6471262, 9244660, 12942524, 16178155, 32356310, 64712620]

約数ペア:

[(1, 64712620), (2, 32356310), (4, 16178155), (5, 12942524), (7, 9244660), (10, 6471262), (14, 4622330), (20, 3235631), (28, 2311165), (35, 1848932), (67, 965860), (70, 924466), (134, 482930), (140, 462233), (268, 241465), (335, 193172), (469, 137980), (670, 96586), (938, 68990), (1340, 48293), (1876, 34495), (2345, 27596), (4690, 13798), (6899, 9380)]