28100857520

素因数分解:

$2^4\times 5^1\times {\mathrm{3623}}^1\times {\mathrm{96953}}^1$

素因数の和:100589

約数の個数: 40

約数和(自身を含む): 65353201056

約数和(自身を除く): 37252343536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3623, 7246, 14492, 18115, 28984, 36230, 57968, 72460, 96953, 144920, 193906, 289840, 387812, 484765, 775624, 969530, 1551248, 1939060, 3878120, 7756240, 351260719, 702521438, 1405042876, 1756303595, 2810085752, 3512607190, 5620171504, 7025214380, 14050428760, 28100857520]

約数ペア:

[(1, 28100857520), (2, 14050428760), (4, 7025214380), (5, 5620171504), (8, 3512607190), (10, 2810085752), (16, 1756303595), (20, 1405042876), (40, 702521438), (80, 351260719), (3623, 7756240), (7246, 3878120), (14492, 1939060), (18115, 1551248), (28984, 969530), (36230, 775624), (57968, 484765), (72460, 387812), (96953, 289840), (144920, 193906)]