12665500

素因数分解:

$2^2\times 5^3\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 28121184

約数和(自身を除く): 15455684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 125, 146, 250, 292, 347, 365, 500, 694, 730, 1388, 1460, 1735, 1825, 3470, 3650, 6940, 7300, 8675, 9125, 17350, 18250, 25331, 34700, 36500, 43375, 50662, 86750, 101324, 126655, 173500, 253310, 506620, 633275, 1266550, 2533100, 3166375, 6332750, 12665500]

約数ペア:

[(1, 12665500), (2, 6332750), (4, 3166375), (5, 2533100), (10, 1266550), (20, 633275), (25, 506620), (50, 253310), (73, 173500), (100, 126655), (125, 101324), (146, 86750), (250, 50662), (292, 43375), (347, 36500), (365, 34700), (500, 25331), (694, 18250), (730, 17350), (1388, 9125), (1460, 8675), (1735, 7300), (1825, 6940), (3470, 3650)]