80721792

素因数分解:

$2^7\times 3^3\times {\mathrm{23357}}^1$

素因数の和:23380

約数の個数: 64

約数和(自身を含む): 238251600

約数和(自身を除く): 157529808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 23357, 46714, 70071, 93428, 140142, 186856, 210213, 280284, 373712, 420426, 560568, 630639, 747424, 840852, 1121136, 1261278, 1494848, 1681704, 2242272, 2522556, 2989696, 3363408, 4484544, 5045112, 6726816, 8969088, 10090224, 13453632, 20180448, 26907264, 40360896, 80721792]

約数ペア:

[(1, 80721792), (2, 40360896), (3, 26907264), (4, 20180448), (6, 13453632), (8, 10090224), (9, 8969088), (12, 6726816), (16, 5045112), (18, 4484544), (24, 3363408), (27, 2989696), (32, 2522556), (36, 2242272), (48, 1681704), (54, 1494848), (64, 1261278), (72, 1121136), (96, 840852), (108, 747424), (128, 630639), (144, 560568), (192, 420426), (216, 373712), (288, 280284), (384, 210213), (432, 186856), (576, 140142), (864, 93428), (1152, 70071), (1728, 46714), (3456, 23357)]