749115965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 1075757760

約数和(自身を除く): 326641795

約数列:

[1, 5, 13, 17, 29, 65, 85, 97, 145, 221, 241, 377, 485, 493, 1105, 1205, 1261, 1649, 1885, 2465, 2813, 3133, 4097, 6305, 6409, 6989, 8245, 14065, 15665, 20485, 21437, 23377, 32045, 34945, 36569, 47821, 53261, 90857, 107185, 116885, 118813, 182845, 239105, 266305, 303901, 397409, 454285, 594065, 621673, 677933, 1519505, 1544569, 1987045, 3108365, 3389665, 5166317, 7722845, 8813129, 11524861, 25831585, 44065645, 57624305, 149823193, 749115965]

約数ペア:

[(1, 749115965), (5, 149823193), (13, 57624305), (17, 44065645), (29, 25831585), (65, 11524861), (85, 8813129), (97, 7722845), (145, 5166317), (221, 3389665), (241, 3108365), (377, 1987045), (485, 1544569), (493, 1519505), (1105, 677933), (1205, 621673), (1261, 594065), (1649, 454285), (1885, 397409), (2465, 303901), (2813, 266305), (3133, 239105), (4097, 182845), (6305, 118813), (6409, 116885), (6989, 107185), (8245, 90857), (14065, 53261), (15665, 47821), (20485, 36569), (21437, 34945), (23377, 32045)]