158303425

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 232862080

約数和(自身を除く): 74558655

約数列:

[1, 5, 7, 25, 35, 43, 109, 175, 193, 215, 301, 545, 763, 965, 1075, 1351, 1505, 2725, 3815, 4687, 4825, 6755, 7525, 8299, 19075, 21037, 23435, 32809, 33775, 41495, 58093, 105185, 117175, 147259, 164045, 207475, 290465, 525925, 736295, 820225, 904591, 1452325, 3681475, 4522955, 6332137, 22614775, 31660685, 158303425]

約数ペア:

[(1, 158303425), (5, 31660685), (7, 22614775), (25, 6332137), (35, 4522955), (43, 3681475), (109, 1452325), (175, 904591), (193, 820225), (215, 736295), (301, 525925), (545, 290465), (763, 207475), (965, 164045), (1075, 147259), (1351, 117175), (1505, 105185), (2725, 58093), (3815, 41495), (4687, 33775), (4825, 32809), (6755, 23435), (7525, 21037), (8299, 19075)]