125662220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 283291008

約数和(自身を除く): 157628788

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 241, 290, 310, 482, 580, 620, 841, 899, 964, 1205, 1682, 1798, 2410, 3364, 3596, 4205, 4495, 4820, 6989, 7471, 8410, 8990, 13978, 14942, 16820, 17980, 26071, 27956, 29884, 34945, 37355, 52142, 69890, 74710, 104284, 130355, 139780, 149420, 202681, 216659, 260710, 405362, 433318, 521420, 810724, 866636, 1013405, 1083295, 2026810, 2166590, 4053620, 4333180, 6283111, 12566222, 25132444, 31415555, 62831110, 125662220]

約数ペア:

[(1, 125662220), (2, 62831110), (4, 31415555), (5, 25132444), (10, 12566222), (20, 6283111), (29, 4333180), (31, 4053620), (58, 2166590), (62, 2026810), (116, 1083295), (124, 1013405), (145, 866636), (155, 810724), (241, 521420), (290, 433318), (310, 405362), (482, 260710), (580, 216659), (620, 202681), (841, 149420), (899, 139780), (964, 130355), (1205, 104284), (1682, 74710), (1798, 69890), (2410, 52142), (3364, 37355), (3596, 34945), (4205, 29884), (4495, 27956), (4820, 26071), (6989, 17980), (7471, 16820), (8410, 14942), (8990, 13978)]