2018148925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 2742949440

約数和(自身を除く): 724800515

約数列:

[1, 5, 13, 25, 65, 113, 179, 307, 325, 565, 895, 1469, 1535, 2327, 2825, 3991, 4475, 7345, 7675, 11635, 19955, 20227, 34691, 36725, 54953, 58175, 99775, 101135, 173455, 262951, 274765, 450983, 505675, 714389, 867275, 1314755, 1373825, 2254915, 3571945, 6209689, 6573775, 11274575, 17859725, 31048445, 80725957, 155242225, 403629785, 2018148925]

約数ペア:

[(1, 2018148925), (5, 403629785), (13, 155242225), (25, 80725957), (65, 31048445), (113, 17859725), (179, 11274575), (307, 6573775), (325, 6209689), (565, 3571945), (895, 2254915), (1469, 1373825), (1535, 1314755), (2327, 867275), (2825, 714389), (3991, 505675), (4475, 450983), (7345, 274765), (7675, 262951), (11635, 173455), (19955, 101135), (20227, 99775), (34691, 58175), (36725, 54953)]