81734290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2239

約数の個数: 48

約数和(自身を含む): 167005440

約数和(自身を除く): 85271150

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 1210, 1705, 2179, 3410, 3751, 4358, 7502, 10895, 18755, 21790, 23969, 37510, 47938, 67549, 119845, 135098, 239690, 263659, 337745, 527318, 675490, 743039, 1318295, 1486078, 2636590, 3715195, 7430390, 8173429, 16346858, 40867145, 81734290]

約数ペア:

[(1, 81734290), (2, 40867145), (5, 16346858), (10, 8173429), (11, 7430390), (22, 3715195), (31, 2636590), (55, 1486078), (62, 1318295), (110, 743039), (121, 675490), (155, 527318), (242, 337745), (310, 263659), (341, 239690), (605, 135098), (682, 119845), (1210, 67549), (1705, 47938), (2179, 37510), (3410, 23969), (3751, 21790), (4358, 18755), (7502, 10895)]