81275544

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1231}}^1$

素因数の和:1381

約数の個数: 96

約数和(自身を含む): 253693440

約数和(自身を除く): 172417896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 131, 168, 252, 262, 393, 504, 524, 786, 917, 1048, 1179, 1231, 1572, 1834, 2358, 2462, 2751, 3144, 3668, 3693, 4716, 4924, 5502, 7336, 7386, 8253, 8617, 9432, 9848, 11004, 11079, 14772, 16506, 17234, 22008, 22158, 25851, 29544, 33012, 34468, 44316, 51702, 66024, 68936, 77553, 88632, 103404, 155106, 161261, 206808, 310212, 322522, 483783, 620424, 645044, 967566, 1128827, 1290088, 1451349, 1935132, 2257654, 2902698, 3386481, 3870264, 4515308, 5805396, 6772962, 9030616, 10159443, 11610792, 13545924, 20318886, 27091848, 40637772, 81275544]

約数ペア:

[(1, 81275544), (2, 40637772), (3, 27091848), (4, 20318886), (6, 13545924), (7, 11610792), (8, 10159443), (9, 9030616), (12, 6772962), (14, 5805396), (18, 4515308), (21, 3870264), (24, 3386481), (28, 2902698), (36, 2257654), (42, 1935132), (56, 1451349), (63, 1290088), (72, 1128827), (84, 967566), (126, 645044), (131, 620424), (168, 483783), (252, 322522), (262, 310212), (393, 206808), (504, 161261), (524, 155106), (786, 103404), (917, 88632), (1048, 77553), (1179, 68936), (1231, 66024), (1572, 51702), (1834, 44316), (2358, 34468), (2462, 33012), (2751, 29544), (3144, 25851), (3668, 22158), (3693, 22008), (4716, 17234), (4924, 16506), (5502, 14772), (7336, 11079), (7386, 11004), (8253, 9848), (8617, 9432)]