1640384632

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{22811}}^1$

素因数の和:23007

約数の個数: 32

約数和(自身を含む): 3141212400

約数和(自身を除く): 1500827768

約数列:

[1, 2, 4, 8, 89, 101, 178, 202, 356, 404, 712, 808, 8989, 17978, 22811, 35956, 45622, 71912, 91244, 182488, 2030179, 2303911, 4060358, 4607822, 8120716, 9215644, 16241432, 18431288, 205048079, 410096158, 820192316, 1640384632]

約数ペア:

[(1, 1640384632), (2, 820192316), (4, 410096158), (8, 205048079), (89, 18431288), (101, 16241432), (178, 9215644), (202, 8120716), (356, 4607822), (404, 4060358), (712, 2303911), (808, 2030179), (8989, 182488), (17978, 91244), (22811, 71912), (35956, 45622)]