200903990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 422876160

約数和(自身を除く): 221972170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 151, 166, 229, 302, 415, 458, 581, 755, 830, 1057, 1145, 1162, 1510, 1603, 2114, 2290, 2905, 3206, 5285, 5810, 8015, 10570, 12533, 16030, 19007, 25066, 34579, 38014, 62665, 69158, 87731, 95035, 125330, 133049, 172895, 175462, 190070, 242053, 266098, 345790, 438655, 484106, 665245, 877310, 1210265, 1330490, 2420530, 2870057, 5740114, 14350285, 20090399, 28700570, 40180798, 100451995, 200903990]

約数ペア:

[(1, 200903990), (2, 100451995), (5, 40180798), (7, 28700570), (10, 20090399), (14, 14350285), (35, 5740114), (70, 2870057), (83, 2420530), (151, 1330490), (166, 1210265), (229, 877310), (302, 665245), (415, 484106), (458, 438655), (581, 345790), (755, 266098), (830, 242053), (1057, 190070), (1145, 175462), (1162, 172895), (1510, 133049), (1603, 125330), (2114, 95035), (2290, 87731), (2905, 69158), (3206, 62665), (5285, 38014), (5810, 34579), (8015, 25066), (10570, 19007), (12533, 16030)]