89040220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1019}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 198948960

約数和(自身を除く): 109908740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1019, 1028, 1285, 2038, 2570, 4076, 4369, 5095, 5140, 8738, 10190, 17323, 17476, 20380, 21845, 34646, 43690, 69292, 86615, 87380, 173230, 261883, 346460, 523766, 1047532, 1309415, 2618830, 4452011, 5237660, 8904022, 17808044, 22260055, 44520110, 89040220]

約数ペア:

[(1, 89040220), (2, 44520110), (4, 22260055), (5, 17808044), (10, 8904022), (17, 5237660), (20, 4452011), (34, 2618830), (68, 1309415), (85, 1047532), (170, 523766), (257, 346460), (340, 261883), (514, 173230), (1019, 87380), (1028, 86615), (1285, 69292), (2038, 43690), (2570, 34646), (4076, 21845), (4369, 20380), (5095, 17476), (5140, 17323), (8738, 10190)]