55380260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6871}}^1$

素因数の和:6924

約数の個数: 48

約数和(自身を含む): 129303552

約数和(自身を除く): 73923292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 6871, 8060, 13742, 27484, 34355, 68710, 89323, 137420, 178646, 213001, 357292, 426002, 446615, 852004, 893230, 1065005, 1786460, 2130010, 2769013, 4260020, 5538026, 11076052, 13845065, 27690130, 55380260]

約数ペア:

[(1, 55380260), (2, 27690130), (4, 13845065), (5, 11076052), (10, 5538026), (13, 4260020), (20, 2769013), (26, 2130010), (31, 1786460), (52, 1065005), (62, 893230), (65, 852004), (124, 446615), (130, 426002), (155, 357292), (260, 213001), (310, 178646), (403, 137420), (620, 89323), (806, 68710), (1612, 34355), (2015, 27484), (4030, 13742), (6871, 8060)]