325587440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{51517}}^1$

素因数の和:51609

約数の個数: 40

約数和(自身を含む): 766587840

約数和(自身を除く): 441000400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 51517, 103034, 206068, 257585, 412136, 515170, 824272, 1030340, 2060680, 4069843, 4121360, 8139686, 16279372, 20349215, 32558744, 40698430, 65117488, 81396860, 162793720, 325587440]

約数ペア:

[(1, 325587440), (2, 162793720), (4, 81396860), (5, 65117488), (8, 40698430), (10, 32558744), (16, 20349215), (20, 16279372), (40, 8139686), (79, 4121360), (80, 4069843), (158, 2060680), (316, 1030340), (395, 824272), (632, 515170), (790, 412136), (1264, 257585), (1580, 206068), (3160, 103034), (6320, 51517)]