8961299425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{30671}}^1$

素因数の和:30754

約数の個数: 48

約数和(自身を含む): 12779182080

約数和(自身を除く): 3817882655

約数列:

[1, 5, 13, 25, 29, 31, 65, 145, 155, 325, 377, 403, 725, 775, 899, 1885, 2015, 4495, 9425, 10075, 11687, 22475, 30671, 58435, 153355, 292175, 398723, 766775, 889459, 950801, 1993615, 4447295, 4754005, 9968075, 11562967, 12360413, 22236475, 23770025, 27573229, 57814835, 61802065, 137866145, 289074175, 309010325, 358451977, 689330725, 1792259885, 8961299425]

約数ペア:

[(1, 8961299425), (5, 1792259885), (13, 689330725), (25, 358451977), (29, 309010325), (31, 289074175), (65, 137866145), (145, 61802065), (155, 57814835), (325, 27573229), (377, 23770025), (403, 22236475), (725, 12360413), (775, 11562967), (899, 9968075), (1885, 4754005), (2015, 4447295), (4495, 1993615), (9425, 950801), (10075, 889459), (11687, 766775), (22475, 398723), (30671, 292175), (58435, 153355)]