1566350890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 3077222400

約数和(自身を除く): 1510871510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 199, 317, 382, 398, 634, 955, 995, 1585, 1910, 1990, 2483, 2587, 3170, 4121, 4966, 5174, 8242, 12415, 12935, 20605, 24830, 25870, 38009, 41210, 60547, 63083, 76018, 121094, 126166, 190045, 302735, 315415, 380090, 494117, 605470, 630830, 787111, 820079, 988234, 1574222, 1640158, 2470585, 3935555, 4100395, 4941170, 7871110, 8200790, 12048853, 24097706, 60244265, 120488530, 156635089, 313270178, 783175445, 1566350890]

約数ペア:

[(1, 1566350890), (2, 783175445), (5, 313270178), (10, 156635089), (13, 120488530), (26, 60244265), (65, 24097706), (130, 12048853), (191, 8200790), (199, 7871110), (317, 4941170), (382, 4100395), (398, 3935555), (634, 2470585), (955, 1640158), (995, 1574222), (1585, 988234), (1910, 820079), (1990, 787111), (2483, 630830), (2587, 605470), (3170, 494117), (4121, 380090), (4966, 315415), (5174, 302735), (8242, 190045), (12415, 126166), (12935, 121094), (20605, 76018), (24830, 63083), (25870, 60547), (38009, 41210)]