157275664

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 378864640

約数和(自身を除く): 221588976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 109, 112, 182, 208, 218, 364, 436, 728, 763, 872, 991, 1417, 1456, 1526, 1744, 1982, 2834, 3052, 3964, 5668, 6104, 6937, 7928, 9919, 11336, 12208, 12883, 13874, 15856, 19838, 22672, 25766, 27748, 39676, 51532, 55496, 79352, 90181, 103064, 108019, 110992, 158704, 180362, 206128, 216038, 360724, 432076, 721448, 756133, 864152, 1404247, 1442896, 1512266, 1728304, 2808494, 3024532, 5616988, 6049064, 9829729, 11233976, 12098128, 19659458, 22467952, 39318916, 78637832, 157275664]

約数ペア:

[(1, 157275664), (2, 78637832), (4, 39318916), (7, 22467952), (8, 19659458), (13, 12098128), (14, 11233976), (16, 9829729), (26, 6049064), (28, 5616988), (52, 3024532), (56, 2808494), (91, 1728304), (104, 1512266), (109, 1442896), (112, 1404247), (182, 864152), (208, 756133), (218, 721448), (364, 432076), (436, 360724), (728, 216038), (763, 206128), (872, 180362), (991, 158704), (1417, 110992), (1456, 108019), (1526, 103064), (1744, 90181), (1982, 79352), (2834, 55496), (3052, 51532), (3964, 39676), (5668, 27748), (6104, 25766), (6937, 22672), (7928, 19838), (9919, 15856), (11336, 13874), (12208, 12883)]