72120776

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 167758080

約数和(自身を除く): 95637304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 157, 182, 314, 364, 628, 631, 728, 1099, 1256, 1262, 2041, 2198, 2524, 4082, 4396, 4417, 5048, 8164, 8203, 8792, 8834, 14287, 16328, 16406, 17668, 28574, 32812, 35336, 57148, 57421, 65624, 99067, 114296, 114842, 198134, 229684, 396268, 459368, 693469, 792536, 1287871, 1386938, 2575742, 2773876, 5151484, 5547752, 9015097, 10302968, 18030194, 36060388, 72120776]

約数ペア:

[(1, 72120776), (2, 36060388), (4, 18030194), (7, 10302968), (8, 9015097), (13, 5547752), (14, 5151484), (26, 2773876), (28, 2575742), (52, 1386938), (56, 1287871), (91, 792536), (104, 693469), (157, 459368), (182, 396268), (314, 229684), (364, 198134), (628, 114842), (631, 114296), (728, 99067), (1099, 65624), (1256, 57421), (1262, 57148), (2041, 35336), (2198, 32812), (2524, 28574), (4082, 17668), (4396, 16406), (4417, 16328), (5048, 14287), (8164, 8834), (8203, 8792)]