21772912175

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{18413}}^1$

素因数の和:18692

約数の個数: 48

約数和(自身を含む): 32058037440

約数和(自身を除く): 10285125265

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 233, 725, 1015, 1165, 1631, 5075, 5825, 6757, 8155, 18413, 33785, 40775, 47299, 92065, 128891, 168925, 236495, 460325, 533977, 644455, 1182475, 2669885, 3222275, 3737839, 4290229, 13349425, 18689195, 21451145, 30031603, 93445975, 107255725, 124416641, 150158015, 622083205, 750790075, 870916487, 3110416025, 4354582435, 21772912175]

約数ペア:

[(1, 21772912175), (5, 4354582435), (7, 3110416025), (25, 870916487), (29, 750790075), (35, 622083205), (145, 150158015), (175, 124416641), (203, 107255725), (233, 93445975), (725, 30031603), (1015, 21451145), (1165, 18689195), (1631, 13349425), (5075, 4290229), (5825, 3737839), (6757, 3222275), (8155, 2669885), (18413, 1182475), (33785, 644455), (40775, 533977), (47299, 460325), (92065, 236495), (128891, 168925)]