76665800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5399}}^1$

素因数の和:5486

約数の個数: 48

約数和(自身を含む): 180792000

約数和(自身を除く): 104126200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 5399, 7100, 10798, 14200, 21596, 26995, 43192, 53990, 107980, 134975, 215960, 269950, 383329, 539900, 766658, 1079800, 1533316, 1916645, 3066632, 3833290, 7666580, 9583225, 15333160, 19166450, 38332900, 76665800]

約数ペア:

[(1, 76665800), (2, 38332900), (4, 19166450), (5, 15333160), (8, 9583225), (10, 7666580), (20, 3833290), (25, 3066632), (40, 1916645), (50, 1533316), (71, 1079800), (100, 766658), (142, 539900), (200, 383329), (284, 269950), (355, 215960), (568, 134975), (710, 107980), (1420, 53990), (1775, 43192), (2840, 26995), (3550, 21596), (5399, 14200), (7100, 10798)]