89771560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1361}}^1$

素因数の和:1486

約数の個数: 64

約数和(自身を含む): 216231120

約数和(自身を除く): 126459560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 970, 1361, 1649, 1940, 2722, 3298, 3880, 5444, 6596, 6805, 8245, 10888, 13192, 13610, 16490, 23137, 27220, 32980, 46274, 54440, 65960, 92548, 115685, 132017, 185096, 231370, 264034, 462740, 528068, 660085, 925480, 1056136, 1320170, 2244289, 2640340, 4488578, 5280680, 8977156, 11221445, 17954312, 22442890, 44885780, 89771560]

約数ペア:

[(1, 89771560), (2, 44885780), (4, 22442890), (5, 17954312), (8, 11221445), (10, 8977156), (17, 5280680), (20, 4488578), (34, 2640340), (40, 2244289), (68, 1320170), (85, 1056136), (97, 925480), (136, 660085), (170, 528068), (194, 462740), (340, 264034), (388, 231370), (485, 185096), (680, 132017), (776, 115685), (970, 92548), (1361, 65960), (1649, 54440), (1940, 46274), (2722, 32980), (3298, 27220), (3880, 23137), (5444, 16490), (6596, 13610), (6805, 13192), (8245, 10888)]