81923170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1601}}^1$

素因数の和:1675

約数の個数: 64

約数和(自身を含む): 182704896

約数和(自身を除く): 100781726

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 43, 70, 85, 86, 119, 170, 215, 238, 301, 430, 595, 602, 731, 1190, 1462, 1505, 1601, 3010, 3202, 3655, 5117, 7310, 8005, 10234, 11207, 16010, 22414, 25585, 27217, 51170, 54434, 56035, 68843, 112070, 136085, 137686, 190519, 272170, 344215, 381038, 481901, 688430, 952595, 963802, 1170331, 1905190, 2340662, 2409505, 4819010, 5851655, 8192317, 11703310, 16384634, 40961585, 81923170]

約数ペア:

[(1, 81923170), (2, 40961585), (5, 16384634), (7, 11703310), (10, 8192317), (14, 5851655), (17, 4819010), (34, 2409505), (35, 2340662), (43, 1905190), (70, 1170331), (85, 963802), (86, 952595), (119, 688430), (170, 481901), (215, 381038), (238, 344215), (301, 272170), (430, 190519), (595, 137686), (602, 136085), (731, 112070), (1190, 68843), (1462, 56035), (1505, 54434), (1601, 51170), (3010, 27217), (3202, 25585), (3655, 22414), (5117, 16010), (7310, 11207), (8005, 10234)]