79545220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{577}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 171582768

約数和(自身を除く): 92037548

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 305, 452, 565, 577, 610, 1130, 1154, 1220, 2260, 2308, 2885, 5770, 6893, 11540, 13786, 27572, 34465, 35197, 65201, 68930, 70394, 130402, 137860, 140788, 175985, 260804, 326005, 351970, 652010, 703940, 1304020, 3977261, 7954522, 15909044, 19886305, 39772610, 79545220]

約数ペア:

[(1, 79545220), (2, 39772610), (4, 19886305), (5, 15909044), (10, 7954522), (20, 3977261), (61, 1304020), (113, 703940), (122, 652010), (226, 351970), (244, 326005), (305, 260804), (452, 175985), (565, 140788), (577, 137860), (610, 130402), (1130, 70394), (1154, 68930), (1220, 65201), (2260, 35197), (2308, 34465), (2885, 27572), (5770, 13786), (6893, 11540)]