289293850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1523}}^1$

素因数の和:1695

約数の個数: 48

約数和(自身を含む): 561258720

約数和(自身を除く): 271964870

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 131, 145, 262, 290, 655, 725, 1310, 1450, 1523, 3046, 3275, 3799, 6550, 7598, 7615, 15230, 18995, 37990, 38075, 44167, 76150, 88334, 94975, 189950, 199513, 220835, 399026, 441670, 997565, 1104175, 1995130, 2208350, 4987825, 5785877, 9975650, 11571754, 28929385, 57858770, 144646925, 289293850]

約数ペア:

[(1, 289293850), (2, 144646925), (5, 57858770), (10, 28929385), (25, 11571754), (29, 9975650), (50, 5785877), (58, 4987825), (131, 2208350), (145, 1995130), (262, 1104175), (290, 997565), (655, 441670), (725, 399026), (1310, 220835), (1450, 199513), (1523, 189950), (3046, 94975), (3275, 88334), (3799, 76150), (6550, 44167), (7598, 38075), (7615, 37990), (15230, 18995)]