51831700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 118664280

約数和(自身を除く): 66832580

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 61, 100, 116, 122, 145, 244, 290, 293, 305, 580, 586, 610, 725, 1172, 1220, 1450, 1465, 1525, 1769, 2900, 2930, 3050, 3538, 5860, 6100, 7076, 7325, 8497, 8845, 14650, 16994, 17690, 17873, 29300, 33988, 35380, 35746, 42485, 44225, 71492, 84970, 88450, 89365, 169940, 176900, 178730, 212425, 357460, 424850, 446825, 518317, 849700, 893650, 1036634, 1787300, 2073268, 2591585, 5183170, 10366340, 12957925, 25915850, 51831700]

約数ペア:

[(1, 51831700), (2, 25915850), (4, 12957925), (5, 10366340), (10, 5183170), (20, 2591585), (25, 2073268), (29, 1787300), (50, 1036634), (58, 893650), (61, 849700), (100, 518317), (116, 446825), (122, 424850), (145, 357460), (244, 212425), (290, 178730), (293, 176900), (305, 169940), (580, 89365), (586, 88450), (610, 84970), (725, 71492), (1172, 44225), (1220, 42485), (1450, 35746), (1465, 35380), (1525, 33988), (1769, 29300), (2900, 17873), (2930, 17690), (3050, 16994), (3538, 14650), (5860, 8845), (6100, 8497), (7076, 7325)]