65811140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{593}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 143700480

約数和(自身を除く): 77889340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 593, 620, 716, 895, 1186, 1790, 2372, 2965, 3580, 5549, 5930, 11098, 11860, 18383, 22196, 27745, 36766, 55490, 73532, 91915, 106147, 110980, 183830, 212294, 367660, 424588, 530735, 1061470, 2122940, 3290557, 6581114, 13162228, 16452785, 32905570, 65811140]

約数ペア:

[(1, 65811140), (2, 32905570), (4, 16452785), (5, 13162228), (10, 6581114), (20, 3290557), (31, 2122940), (62, 1061470), (124, 530735), (155, 424588), (179, 367660), (310, 212294), (358, 183830), (593, 110980), (620, 106147), (716, 91915), (895, 73532), (1186, 55490), (1790, 36766), (2372, 27745), (2965, 22196), (3580, 18383), (5549, 11860), (5930, 11098)]