200788705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 269595648

約数和(自身を除く): 68806943

約数列:

[1, 5, 13, 31, 65, 155, 251, 397, 403, 1255, 1985, 2015, 3263, 5161, 7781, 12307, 16315, 25805, 38905, 61535, 99647, 101153, 159991, 498235, 505765, 799955, 1295411, 3089057, 6477055, 15445285, 40157741, 200788705]

約数ペア:

[(1, 200788705), (5, 40157741), (13, 15445285), (31, 6477055), (65, 3089057), (155, 1295411), (251, 799955), (397, 505765), (403, 498235), (1255, 159991), (1985, 101153), (2015, 99647), (3263, 61535), (5161, 38905), (7781, 25805), (12307, 16315)]