125581640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{443}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 298900800

約数和(自身を除く): 173319160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 373, 380, 443, 746, 760, 886, 1492, 1772, 1865, 2215, 2984, 3544, 3730, 4430, 7087, 7460, 8417, 8860, 14174, 14920, 16834, 17720, 28348, 33668, 35435, 42085, 56696, 67336, 70870, 84170, 141740, 165239, 168340, 283480, 330478, 336680, 660956, 826195, 1321912, 1652390, 3139541, 3304780, 6279082, 6609560, 12558164, 15697705, 25116328, 31395410, 62790820, 125581640]

約数ペア:

[(1, 125581640), (2, 62790820), (4, 31395410), (5, 25116328), (8, 15697705), (10, 12558164), (19, 6609560), (20, 6279082), (38, 3304780), (40, 3139541), (76, 1652390), (95, 1321912), (152, 826195), (190, 660956), (373, 336680), (380, 330478), (443, 283480), (746, 168340), (760, 165239), (886, 141740), (1492, 84170), (1772, 70870), (1865, 67336), (2215, 56696), (2984, 42085), (3544, 35435), (3730, 33668), (4430, 28348), (7087, 17720), (7460, 16834), (8417, 14920), (8860, 14174)]