25188381640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1\times {\mathrm{17027}}^1$

素因数の和:18262

約数の個数: 64

約数和(自身を含む): 58554524160

約数和(自身を除く): 33366142520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1193, 1240, 2386, 4772, 5965, 9544, 11930, 17027, 23860, 34054, 36983, 47720, 68108, 73966, 85135, 136216, 147932, 170270, 184915, 295864, 340540, 369830, 527837, 681080, 739660, 1055674, 1479320, 2111348, 2639185, 4222696, 5278370, 10556740, 20313211, 21113480, 40626422, 81252844, 101566055, 162505688, 203132110, 406264220, 629709541, 812528440, 1259419082, 2518838164, 3148547705, 5037676328, 6297095410, 12594190820, 25188381640]

約数ペア:

[(1, 25188381640), (2, 12594190820), (4, 6297095410), (5, 5037676328), (8, 3148547705), (10, 2518838164), (20, 1259419082), (31, 812528440), (40, 629709541), (62, 406264220), (124, 203132110), (155, 162505688), (248, 101566055), (310, 81252844), (620, 40626422), (1193, 21113480), (1240, 20313211), (2386, 10556740), (4772, 5278370), (5965, 4222696), (9544, 2639185), (11930, 2111348), (17027, 1479320), (23860, 1055674), (34054, 739660), (36983, 681080), (47720, 527837), (68108, 369830), (73966, 340540), (85135, 295864), (136216, 184915), (147932, 170270)]