63995450

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 122637240

約数和(自身を除く): 58641790

約数列:

[1, 2, 5, 10, 25, 50, 73, 89, 146, 178, 197, 365, 394, 445, 730, 890, 985, 1825, 1970, 2225, 3650, 4450, 4925, 6497, 9850, 12994, 14381, 17533, 28762, 32485, 35066, 64970, 71905, 87665, 143810, 162425, 175330, 324850, 359525, 438325, 719050, 876650, 1279909, 2559818, 6399545, 12799090, 31997725, 63995450]

約数ペア:

[(1, 63995450), (2, 31997725), (5, 12799090), (10, 6399545), (25, 2559818), (50, 1279909), (73, 876650), (89, 719050), (146, 438325), (178, 359525), (197, 324850), (365, 175330), (394, 162425), (445, 143810), (730, 87665), (890, 71905), (985, 64970), (1825, 35066), (1970, 32485), (2225, 28762), (3650, 17533), (4450, 14381), (4925, 12994), (6497, 9850)]