7449650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 15222984

約数和(自身を除く): 7773334

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 157, 314, 325, 365, 650, 730, 785, 949, 1570, 1825, 1898, 2041, 3650, 3925, 4082, 4745, 7850, 9490, 10205, 11461, 20410, 22922, 23725, 47450, 51025, 57305, 102050, 114610, 148993, 286525, 297986, 573050, 744965, 1489930, 3724825, 7449650]

約数ペア:

[(1, 7449650), (2, 3724825), (5, 1489930), (10, 744965), (13, 573050), (25, 297986), (26, 286525), (50, 148993), (65, 114610), (73, 102050), (130, 57305), (146, 51025), (157, 47450), (314, 23725), (325, 22922), (365, 20410), (650, 11461), (730, 10205), (785, 9490), (949, 7850), (1570, 4745), (1825, 4082), (1898, 3925), (2041, 3650)]