131381328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{677}}^1$

素因数の和:1012

約数の個数: 80

約数和(自身を含む): 367226496

約数和(自身を除く): 235845168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 311, 312, 622, 624, 677, 933, 1244, 1354, 1866, 2031, 2488, 2708, 3732, 4043, 4062, 4976, 5416, 7464, 8086, 8124, 8801, 10832, 12129, 14928, 16172, 16248, 17602, 24258, 26403, 32344, 32496, 35204, 48516, 52806, 64688, 70408, 97032, 105612, 140816, 194064, 210547, 211224, 421094, 422448, 631641, 842188, 1263282, 1684376, 2526564, 2737111, 3368752, 5053128, 5474222, 8211333, 10106256, 10948444, 16422666, 21896888, 32845332, 43793776, 65690664, 131381328]

約数ペア:

[(1, 131381328), (2, 65690664), (3, 43793776), (4, 32845332), (6, 21896888), (8, 16422666), (12, 10948444), (13, 10106256), (16, 8211333), (24, 5474222), (26, 5053128), (39, 3368752), (48, 2737111), (52, 2526564), (78, 1684376), (104, 1263282), (156, 842188), (208, 631641), (311, 422448), (312, 421094), (622, 211224), (624, 210547), (677, 194064), (933, 140816), (1244, 105612), (1354, 97032), (1866, 70408), (2031, 64688), (2488, 52806), (2708, 48516), (3732, 35204), (4043, 32496), (4062, 32344), (4976, 26403), (5416, 24258), (7464, 17602), (8086, 16248), (8124, 16172), (8801, 14928), (10832, 12129)]