25644220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1621}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 62129088

約数和(自身を除く): 36484868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 1621, 2260, 3164, 3242, 3955, 6484, 7910, 8105, 11347, 15820, 16210, 22694, 32420, 45388, 56735, 113470, 183173, 226940, 366346, 732692, 915865, 1282211, 1831730, 2564422, 3663460, 5128844, 6411055, 12822110, 25644220]

約数ペア:

[(1, 25644220), (2, 12822110), (4, 6411055), (5, 5128844), (7, 3663460), (10, 2564422), (14, 1831730), (20, 1282211), (28, 915865), (35, 732692), (70, 366346), (113, 226940), (140, 183173), (226, 113470), (452, 56735), (565, 45388), (791, 32420), (1130, 22694), (1582, 16210), (1621, 15820), (2260, 11347), (3164, 8105), (3242, 7910), (3955, 6484)]