205057250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{26459}}^1$

素因数の和:26507

約数の個数: 32

約数和(自身を含む): 396264960

約数和(自身を除く): 191207710

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 3875, 7750, 26459, 52918, 132295, 264590, 661475, 820229, 1322950, 1640458, 3307375, 4101145, 6614750, 8202290, 20505725, 41011450, 102528625, 205057250]

約数ペア:

[(1, 205057250), (2, 102528625), (5, 41011450), (10, 20505725), (25, 8202290), (31, 6614750), (50, 4101145), (62, 3307375), (125, 1640458), (155, 1322950), (250, 820229), (310, 661475), (775, 264590), (1550, 132295), (3875, 52918), (7750, 26459)]