80814105

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5393}}^1$

素因数の和:5447

約数の個数: 40

約数和(自身を含む): 148809672

約数和(自身を除く): 67995567

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 333, 405, 555, 999, 1665, 2997, 4995, 5393, 14985, 16179, 26965, 48537, 80895, 145611, 199541, 242685, 436833, 598623, 728055, 997705, 1795869, 2184165, 2993115, 5387607, 8979345, 16162821, 26938035, 80814105]

約数ペア:

[(1, 80814105), (3, 26938035), (5, 16162821), (9, 8979345), (15, 5387607), (27, 2993115), (37, 2184165), (45, 1795869), (81, 997705), (111, 728055), (135, 598623), (185, 436833), (333, 242685), (405, 199541), (555, 145611), (999, 80895), (1665, 48537), (2997, 26965), (4995, 16179), (5393, 14985)]