200815985

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{4483}}^1$

素因数の和:4553

約数の個数: 24

約数和(自身を含む): 264304896

約数和(自身を除く): 63488911

約数列:

[1, 5, 17, 31, 85, 155, 289, 527, 1445, 2635, 4483, 8959, 22415, 44795, 76211, 138973, 381055, 694865, 1295587, 2362541, 6477935, 11812705, 40163197, 200815985]

約数ペア:

[(1, 200815985), (5, 40163197), (17, 11812705), (31, 6477935), (85, 2362541), (155, 1295587), (289, 694865), (527, 381055), (1445, 138973), (2635, 76211), (4483, 44795), (8959, 22415)]