18998350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 44568576

約数和(自身を除く): 25570226

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 31, 34, 35, 50, 62, 70, 85, 103, 119, 155, 170, 175, 206, 217, 238, 310, 350, 425, 434, 515, 527, 595, 721, 775, 850, 1030, 1054, 1085, 1190, 1442, 1550, 1751, 2170, 2575, 2635, 2975, 3193, 3502, 3605, 3689, 5150, 5270, 5425, 5950, 6386, 7210, 7378, 8755, 10850, 12257, 13175, 15965, 17510, 18025, 18445, 22351, 24514, 26350, 31930, 36050, 36890, 43775, 44702, 54281, 61285, 79825, 87550, 92225, 108562, 111755, 122570, 159650, 184450, 223510, 271405, 306425, 379967, 542810, 558775, 612850, 759934, 1117550, 1357025, 1899835, 2714050, 3799670, 9499175, 18998350]

約数ペア:

[(1, 18998350), (2, 9499175), (5, 3799670), (7, 2714050), (10, 1899835), (14, 1357025), (17, 1117550), (25, 759934), (31, 612850), (34, 558775), (35, 542810), (50, 379967), (62, 306425), (70, 271405), (85, 223510), (103, 184450), (119, 159650), (155, 122570), (170, 111755), (175, 108562), (206, 92225), (217, 87550), (238, 79825), (310, 61285), (350, 54281), (425, 44702), (434, 43775), (515, 36890), (527, 36050), (595, 31930), (721, 26350), (775, 24514), (850, 22351), (1030, 18445), (1054, 18025), (1085, 17510), (1190, 15965), (1442, 13175), (1550, 12257), (1751, 10850), (2170, 8755), (2575, 7378), (2635, 7210), (2975, 6386), (3193, 5950), (3502, 5425), (3605, 5270), (3689, 5150)]