68909540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 173746944

約数和(自身を除く): 104837404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 53, 70, 74, 106, 140, 148, 185, 212, 251, 259, 265, 370, 371, 502, 518, 530, 740, 742, 1004, 1036, 1060, 1255, 1295, 1484, 1757, 1855, 1961, 2510, 2590, 3514, 3710, 3922, 5020, 5180, 7028, 7420, 7844, 8785, 9287, 9805, 13303, 13727, 17570, 18574, 19610, 26606, 27454, 35140, 37148, 39220, 46435, 53212, 54908, 65009, 66515, 68635, 92870, 93121, 130018, 133030, 137270, 185740, 186242, 260036, 266060, 274540, 325045, 372484, 465605, 492211, 650090, 931210, 984422, 1300180, 1862420, 1968844, 2461055, 3445477, 4922110, 6890954, 9844220, 13781908, 17227385, 34454770, 68909540]

約数ペア:

[(1, 68909540), (2, 34454770), (4, 17227385), (5, 13781908), (7, 9844220), (10, 6890954), (14, 4922110), (20, 3445477), (28, 2461055), (35, 1968844), (37, 1862420), (53, 1300180), (70, 984422), (74, 931210), (106, 650090), (140, 492211), (148, 465605), (185, 372484), (212, 325045), (251, 274540), (259, 266060), (265, 260036), (370, 186242), (371, 185740), (502, 137270), (518, 133030), (530, 130018), (740, 93121), (742, 92870), (1004, 68635), (1036, 66515), (1060, 65009), (1255, 54908), (1295, 53212), (1484, 46435), (1757, 39220), (1855, 37148), (1961, 35140), (2510, 27454), (2590, 26606), (3514, 19610), (3710, 18574), (3922, 17570), (5020, 13727), (5180, 13303), (7028, 9805), (7420, 9287), (7844, 8785)]