90204380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 231662592

約数和(自身を除く): 141458212

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 151, 170, 238, 251, 302, 340, 476, 502, 595, 604, 755, 1004, 1057, 1190, 1255, 1510, 1757, 2114, 2380, 2510, 2567, 3020, 3514, 4228, 4267, 5020, 5134, 5285, 7028, 8534, 8785, 10268, 10570, 12835, 17068, 17570, 17969, 21140, 21335, 25670, 29869, 35140, 35938, 37901, 42670, 51340, 59738, 71876, 75802, 85340, 89845, 119476, 149345, 151604, 179690, 189505, 265307, 298690, 359380, 379010, 530614, 597380, 644317, 758020, 1061228, 1288634, 1326535, 2577268, 2653070, 3221585, 4510219, 5306140, 6443170, 9020438, 12886340, 18040876, 22551095, 45102190, 90204380]

約数ペア:

[(1, 90204380), (2, 45102190), (4, 22551095), (5, 18040876), (7, 12886340), (10, 9020438), (14, 6443170), (17, 5306140), (20, 4510219), (28, 3221585), (34, 2653070), (35, 2577268), (68, 1326535), (70, 1288634), (85, 1061228), (119, 758020), (140, 644317), (151, 597380), (170, 530614), (238, 379010), (251, 359380), (302, 298690), (340, 265307), (476, 189505), (502, 179690), (595, 151604), (604, 149345), (755, 119476), (1004, 89845), (1057, 85340), (1190, 75802), (1255, 71876), (1510, 59738), (1757, 51340), (2114, 42670), (2380, 37901), (2510, 35938), (2567, 35140), (3020, 29869), (3514, 25670), (4228, 21335), (4267, 21140), (5020, 17969), (5134, 17570), (5285, 17068), (7028, 12835), (8534, 10570), (8785, 10268)]