49202270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 102090240

約数和(自身を除く): 52887970

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 290, 310, 377, 403, 421, 754, 806, 842, 899, 1798, 1885, 2015, 2105, 3770, 4030, 4210, 4495, 5473, 8990, 10946, 11687, 12209, 13051, 23374, 24418, 26102, 27365, 54730, 58435, 61045, 65255, 116870, 122090, 130510, 158717, 169663, 317434, 339326, 378479, 756958, 793585, 848315, 1587170, 1696630, 1892395, 3784790, 4920227, 9840454, 24601135, 49202270]

約数ペア:

[(1, 49202270), (2, 24601135), (5, 9840454), (10, 4920227), (13, 3784790), (26, 1892395), (29, 1696630), (31, 1587170), (58, 848315), (62, 793585), (65, 756958), (130, 378479), (145, 339326), (155, 317434), (290, 169663), (310, 158717), (377, 130510), (403, 122090), (421, 116870), (754, 65255), (806, 61045), (842, 58435), (899, 54730), (1798, 27365), (1885, 26102), (2015, 24418), (2105, 23374), (3770, 13051), (4030, 12209), (4210, 11687), (4495, 10946), (5473, 8990)]