680920184

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{919}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 1486425600

約数和(自身を除く): 805505416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 131, 202, 262, 404, 524, 707, 808, 917, 919, 1048, 1414, 1834, 1838, 2828, 3668, 3676, 5656, 6433, 7336, 7352, 12866, 13231, 25732, 26462, 51464, 52924, 92617, 92819, 105848, 120389, 185234, 185638, 240778, 370468, 371276, 481556, 649733, 740936, 742552, 842723, 963112, 1299466, 1685446, 2598932, 3370892, 5197864, 6741784, 12159289, 24318578, 48637156, 85115023, 97274312, 170230046, 340460092, 680920184]

約数ペア:

[(1, 680920184), (2, 340460092), (4, 170230046), (7, 97274312), (8, 85115023), (14, 48637156), (28, 24318578), (56, 12159289), (101, 6741784), (131, 5197864), (202, 3370892), (262, 2598932), (404, 1685446), (524, 1299466), (707, 963112), (808, 842723), (917, 742552), (919, 740936), (1048, 649733), (1414, 481556), (1834, 371276), (1838, 370468), (2828, 240778), (3668, 185638), (3676, 185234), (5656, 120389), (6433, 105848), (7336, 92819), (7352, 92617), (12866, 52924), (13231, 51464), (25732, 26462)]