207855025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 310765824

約数和(自身を除く): 102910799

約数列:

[1, 5, 7, 23, 25, 35, 113, 115, 161, 175, 457, 565, 575, 791, 805, 2285, 2599, 2825, 3199, 3955, 4025, 10511, 11425, 12995, 15995, 18193, 19775, 51641, 52555, 64975, 73577, 79975, 90965, 258205, 262775, 361487, 367885, 454825, 1187743, 1291025, 1807435, 1839425, 5938715, 8314201, 9037175, 29693575, 41571005, 207855025]

約数ペア:

[(1, 207855025), (5, 41571005), (7, 29693575), (23, 9037175), (25, 8314201), (35, 5938715), (113, 1839425), (115, 1807435), (161, 1291025), (175, 1187743), (457, 454825), (565, 367885), (575, 361487), (791, 262775), (805, 258205), (2285, 90965), (2599, 79975), (2825, 73577), (3199, 64975), (3955, 52555), (4025, 51641), (10511, 19775), (11425, 18193), (12995, 15995)]