55203980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3169}}^1$

素因数の和:3258

約数の個数: 48

約数和(自身を含む): 126749280

約数和(自身を除く): 71545300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3169, 3484, 4355, 6338, 8710, 12676, 15845, 17420, 31690, 41197, 63380, 82394, 164788, 205985, 212323, 411970, 424646, 823940, 849292, 1061615, 2123230, 2760199, 4246460, 5520398, 11040796, 13800995, 27601990, 55203980]

約数ペア:

[(1, 55203980), (2, 27601990), (4, 13800995), (5, 11040796), (10, 5520398), (13, 4246460), (20, 2760199), (26, 2123230), (52, 1061615), (65, 849292), (67, 823940), (130, 424646), (134, 411970), (260, 212323), (268, 205985), (335, 164788), (670, 82394), (871, 63380), (1340, 41197), (1742, 31690), (3169, 17420), (3484, 15845), (4355, 12676), (6338, 8710)]