257502430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1\times {\mathrm{967}}^1$

素因数の和:1864

約数の個数: 32

約数和(自身を含む): 479508480

約数和(自身を除く): 222006050

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 859, 967, 1718, 1934, 4295, 4835, 8590, 9670, 26629, 29977, 53258, 59954, 133145, 149885, 266290, 299770, 830653, 1661306, 4153265, 8306530, 25750243, 51500486, 128751215, 257502430]

約数ペア:

[(1, 257502430), (2, 128751215), (5, 51500486), (10, 25750243), (31, 8306530), (62, 4153265), (155, 1661306), (310, 830653), (859, 299770), (967, 266290), (1718, 149885), (1934, 133145), (4295, 59954), (4835, 53258), (8590, 29977), (9670, 26629)]