218329207925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1\times {\mathrm{2371}}^1$

素因数の和:3450

約数の個数: 48

約数和(自身を含む): 282024044544

約数和(自身を除く): 63694836619

約数列:

[1, 5, 25, 31, 131, 155, 655, 775, 907, 2371, 3275, 4061, 4535, 11855, 20305, 22675, 28117, 59275, 73501, 101525, 118817, 140585, 310601, 367505, 594085, 702925, 1553005, 1837525, 2150497, 2970425, 3683327, 7765025, 9628631, 10752485, 18416635, 48143155, 53762425, 66665407, 92083175, 240715775, 281715107, 333327035, 1408575535, 1666635175, 7042877675, 8733168317, 43665841585, 218329207925]

約数ペア:

[(1, 218329207925), (5, 43665841585), (25, 8733168317), (31, 7042877675), (131, 1666635175), (155, 1408575535), (655, 333327035), (775, 281715107), (907, 240715775), (2371, 92083175), (3275, 66665407), (4061, 53762425), (4535, 48143155), (11855, 18416635), (20305, 10752485), (22675, 9628631), (28117, 7765025), (59275, 3683327), (73501, 2970425), (101525, 2150497), (118817, 1837525), (140585, 1553005), (310601, 702925), (367505, 594085)]