158702990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 324445824

約数和(自身を除く): 165742834

約数列:

[1, 2, 5, 10, 17, 23, 34, 37, 46, 74, 85, 115, 170, 185, 230, 370, 391, 629, 782, 851, 1097, 1258, 1702, 1955, 2194, 3145, 3910, 4255, 5485, 6290, 8510, 10970, 14467, 18649, 25231, 28934, 37298, 40589, 50462, 72335, 81178, 93245, 126155, 144670, 186490, 202945, 252310, 405890, 428927, 690013, 857854, 933547, 1380026, 1867094, 2144635, 3450065, 4289270, 4667735, 6900130, 9335470, 15870299, 31740598, 79351495, 158702990]

約数ペア:

[(1, 158702990), (2, 79351495), (5, 31740598), (10, 15870299), (17, 9335470), (23, 6900130), (34, 4667735), (37, 4289270), (46, 3450065), (74, 2144635), (85, 1867094), (115, 1380026), (170, 933547), (185, 857854), (230, 690013), (370, 428927), (391, 405890), (629, 252310), (782, 202945), (851, 186490), (1097, 144670), (1258, 126155), (1702, 93245), (1955, 81178), (2194, 72335), (3145, 50462), (3910, 40589), (4255, 37298), (5485, 28934), (6290, 25231), (8510, 18649), (10970, 14467)]