30872156

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5081}}^1$

素因数の和:5130

約数の個数: 36

約数和(自身を含む): 64886976

約数和(自身を除く): 34014820

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 5081, 6076, 10162, 20324, 35567, 71134, 142268, 157511, 248969, 315022, 497938, 630044, 995876, 1102577, 2205154, 4410308, 7718039, 15436078, 30872156]

約数ペア:

[(1, 30872156), (2, 15436078), (4, 7718039), (7, 4410308), (14, 2205154), (28, 1102577), (31, 995876), (49, 630044), (62, 497938), (98, 315022), (124, 248969), (196, 157511), (217, 142268), (434, 71134), (868, 35567), (1519, 20324), (3038, 10162), (5081, 6076)]