2782250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 5391360

約数和(自身を除く): 2609110

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 359, 718, 775, 1550, 1795, 3590, 3875, 7750, 8975, 11129, 17950, 22258, 44875, 55645, 89750, 111290, 278225, 556450, 1391125, 2782250]

約数ペア:

[(1, 2782250), (2, 1391125), (5, 556450), (10, 278225), (25, 111290), (31, 89750), (50, 55645), (62, 44875), (125, 22258), (155, 17950), (250, 11129), (310, 8975), (359, 7750), (718, 3875), (775, 3590), (1550, 1795)]