7872700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 19779984

約数和(自身を除く): 11907284

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 421, 425, 550, 748, 842, 850, 935, 1100, 1684, 1700, 1870, 2105, 3740, 4210, 4631, 4675, 7157, 8420, 9262, 9350, 10525, 14314, 18524, 18700, 21050, 23155, 28628, 35785, 42100, 46310, 71570, 78727, 92620, 115775, 143140, 157454, 178925, 231550, 314908, 357850, 393635, 463100, 715700, 787270, 1574540, 1968175, 3936350, 7872700]

約数ペア:

[(1, 7872700), (2, 3936350), (4, 1968175), (5, 1574540), (10, 787270), (11, 715700), (17, 463100), (20, 393635), (22, 357850), (25, 314908), (34, 231550), (44, 178925), (50, 157454), (55, 143140), (68, 115775), (85, 92620), (100, 78727), (110, 71570), (170, 46310), (187, 42100), (220, 35785), (275, 28628), (340, 23155), (374, 21050), (421, 18700), (425, 18524), (550, 14314), (748, 10525), (842, 9350), (850, 9262), (935, 8420), (1100, 7157), (1684, 4675), (1700, 4631), (1870, 4210), (2105, 3740)]