80817516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{172687}}^1$

素因数の和:172710

約数の個数: 36

約数和(自身を含む): 220004512

約数和(自身を除く): 139186996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 172687, 345374, 518061, 690748, 1036122, 1554183, 2072244, 2244931, 3108366, 4489862, 6216732, 6734793, 8979724, 13469586, 20204379, 26939172, 40408758, 80817516]

約数ペア:

[(1, 80817516), (2, 40408758), (3, 26939172), (4, 20204379), (6, 13469586), (9, 8979724), (12, 6734793), (13, 6216732), (18, 4489862), (26, 3108366), (36, 2244931), (39, 2072244), (52, 1554183), (78, 1036122), (117, 690748), (156, 518061), (234, 345374), (468, 172687)]