25025780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{953}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 57217104

約数和(自身を除く): 32191324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 953, 1010, 1313, 1906, 2020, 2626, 3812, 4765, 5252, 6565, 9530, 12389, 13130, 19060, 24778, 26260, 49556, 61945, 96253, 123890, 192506, 247780, 385012, 481265, 962530, 1251289, 1925060, 2502578, 5005156, 6256445, 12512890, 25025780]

約数ペア:

[(1, 25025780), (2, 12512890), (4, 6256445), (5, 5005156), (10, 2502578), (13, 1925060), (20, 1251289), (26, 962530), (52, 481265), (65, 385012), (101, 247780), (130, 192506), (202, 123890), (260, 96253), (404, 61945), (505, 49556), (953, 26260), (1010, 24778), (1313, 19060), (1906, 13130), (2020, 12389), (2626, 9530), (3812, 6565), (4765, 5252)]