72641545

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 93806496

約数和(自身を除く): 21164951

約数列:

[1, 5, 37, 41, 61, 157, 185, 205, 305, 785, 1517, 2257, 2501, 5809, 6437, 7585, 9577, 11285, 12505, 29045, 32185, 47885, 92537, 238169, 354349, 392657, 462685, 1190845, 1771745, 1963285, 14528309, 72641545]

約数ペア:

[(1, 72641545), (5, 14528309), (37, 1963285), (41, 1771745), (61, 1190845), (157, 462685), (185, 392657), (205, 354349), (305, 238169), (785, 92537), (1517, 47885), (2257, 32185), (2501, 29045), (5809, 12505), (6437, 11285), (7585, 9577)]