72758440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{16097}}^1$

素因数の和:16221

約数の個数: 32

約数和(自身を含む): 165165480

約数和(自身を除く): 92407040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 16097, 32194, 64388, 80485, 128776, 160970, 321940, 643880, 1818961, 3637922, 7275844, 9094805, 14551688, 18189610, 36379220, 72758440]

約数ペア:

[(1, 72758440), (2, 36379220), (4, 18189610), (5, 14551688), (8, 9094805), (10, 7275844), (20, 3637922), (40, 1818961), (113, 643880), (226, 321940), (452, 160970), (565, 128776), (904, 80485), (1130, 64388), (2260, 32194), (4520, 16097)]