25441990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 29715770

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 83, 145, 151, 166, 203, 290, 302, 406, 415, 581, 755, 830, 1015, 1057, 1162, 1510, 2030, 2114, 2407, 2905, 4379, 4814, 5285, 5810, 8758, 10570, 12035, 12533, 16849, 21895, 24070, 25066, 30653, 33698, 43790, 61306, 62665, 84245, 87731, 125330, 153265, 168490, 175462, 306530, 363457, 438655, 726914, 877310, 1817285, 2544199, 3634570, 5088398, 12720995, 25441990]

約数ペア:

[(1, 25441990), (2, 12720995), (5, 5088398), (7, 3634570), (10, 2544199), (14, 1817285), (29, 877310), (35, 726914), (58, 438655), (70, 363457), (83, 306530), (145, 175462), (151, 168490), (166, 153265), (203, 125330), (290, 87731), (302, 84245), (406, 62665), (415, 61306), (581, 43790), (755, 33698), (830, 30653), (1015, 25066), (1057, 24070), (1162, 21895), (1510, 16849), (2030, 12533), (2114, 12035), (2407, 10570), (2905, 8758), (4379, 5810), (4814, 5285)]