31027700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 74724384

約数和(自身を除く): 43696684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 100, 110, 134, 220, 268, 275, 335, 421, 550, 670, 737, 842, 1100, 1340, 1474, 1675, 1684, 2105, 2948, 3350, 3685, 4210, 4631, 6700, 7370, 8420, 9262, 10525, 14740, 18425, 18524, 21050, 23155, 28207, 36850, 42100, 46310, 56414, 73700, 92620, 112828, 115775, 141035, 231550, 282070, 310277, 463100, 564140, 620554, 705175, 1241108, 1410350, 1551385, 2820700, 3102770, 6205540, 7756925, 15513850, 31027700]

約数ペア:

[(1, 31027700), (2, 15513850), (4, 7756925), (5, 6205540), (10, 3102770), (11, 2820700), (20, 1551385), (22, 1410350), (25, 1241108), (44, 705175), (50, 620554), (55, 564140), (67, 463100), (100, 310277), (110, 282070), (134, 231550), (220, 141035), (268, 115775), (275, 112828), (335, 92620), (421, 73700), (550, 56414), (670, 46310), (737, 42100), (842, 36850), (1100, 28207), (1340, 23155), (1474, 21050), (1675, 18524), (1684, 18425), (2105, 14740), (2948, 10525), (3350, 9262), (3685, 8420), (4210, 7370), (4631, 6700)]