2628920325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{25717}}^1$

素因数の和:25806

約数の個数: 48

約数和(自身を含む): 4592206080

約数和(自身を除く): 1963285755

約数列:

[1, 3, 5, 15, 25, 29, 47, 75, 87, 141, 145, 235, 435, 705, 725, 1175, 1363, 2175, 3525, 4089, 6815, 20445, 25717, 34075, 77151, 102225, 128585, 385755, 642925, 745793, 1208699, 1928775, 2237379, 3626097, 3728965, 6043495, 11186895, 18130485, 18644825, 30217475, 35052271, 55934475, 90652425, 105156813, 175261355, 525784065, 876306775, 2628920325]

約数ペア:

[(1, 2628920325), (3, 876306775), (5, 525784065), (15, 175261355), (25, 105156813), (29, 90652425), (47, 55934475), (75, 35052271), (87, 30217475), (141, 18644825), (145, 18130485), (235, 11186895), (435, 6043495), (705, 3728965), (725, 3626097), (1175, 2237379), (1363, 1928775), (2175, 1208699), (3525, 745793), (4089, 642925), (6815, 385755), (20445, 128585), (25717, 102225), (34075, 77151)]