85618370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 167307768

約数和(自身を除く): 81689398

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 361, 370, 641, 703, 722, 1282, 1406, 1805, 3205, 3515, 3610, 6410, 7030, 12179, 13357, 23717, 24358, 26714, 47434, 60895, 66785, 118585, 121790, 133570, 231401, 237170, 450623, 462802, 901246, 1157005, 2253115, 2314010, 4506230, 8561837, 17123674, 42809185, 85618370]

約数ペア:

[(1, 85618370), (2, 42809185), (5, 17123674), (10, 8561837), (19, 4506230), (37, 2314010), (38, 2253115), (74, 1157005), (95, 901246), (185, 462802), (190, 450623), (361, 237170), (370, 231401), (641, 133570), (703, 121790), (722, 118585), (1282, 66785), (1406, 60895), (1805, 47434), (3205, 26714), (3515, 24358), (3610, 23717), (6410, 13357), (7030, 12179)]