25159820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6197}}^1$

素因数の和:6242

約数の個数: 48

約数和(自身を含む): 62475840

約数和(自身を除く): 37316020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 6197, 12394, 24788, 30985, 43379, 61970, 86758, 123940, 173516, 179713, 216895, 359426, 433790, 718852, 867580, 898565, 1257991, 1797130, 2515982, 3594260, 5031964, 6289955, 12579910, 25159820]

約数ペア:

[(1, 25159820), (2, 12579910), (4, 6289955), (5, 5031964), (7, 3594260), (10, 2515982), (14, 1797130), (20, 1257991), (28, 898565), (29, 867580), (35, 718852), (58, 433790), (70, 359426), (116, 216895), (140, 179713), (145, 173516), (203, 123940), (290, 86758), (406, 61970), (580, 43379), (812, 30985), (1015, 24788), (2030, 12394), (4060, 6197)]