99778180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{593}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 215550720

約数和(自身を除く): 115772540

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 179, 188, 235, 358, 470, 593, 716, 895, 940, 1186, 1790, 2372, 2965, 3580, 5930, 8413, 11860, 16826, 27871, 33652, 42065, 55742, 84130, 106147, 111484, 139355, 168260, 212294, 278710, 424588, 530735, 557420, 1061470, 2122940, 4988909, 9977818, 19955636, 24944545, 49889090, 99778180]

約数ペア:

[(1, 99778180), (2, 49889090), (4, 24944545), (5, 19955636), (10, 9977818), (20, 4988909), (47, 2122940), (94, 1061470), (179, 557420), (188, 530735), (235, 424588), (358, 278710), (470, 212294), (593, 168260), (716, 139355), (895, 111484), (940, 106147), (1186, 84130), (1790, 55742), (2372, 42065), (2965, 33652), (3580, 27871), (5930, 16826), (8413, 11860)]