81512688

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 224557056

約数和(自身を除く): 143044368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 191, 204, 272, 382, 408, 523, 573, 764, 816, 1046, 1146, 1528, 1569, 2092, 2292, 3056, 3138, 3247, 4184, 4584, 6276, 6494, 8368, 8891, 9168, 9741, 12552, 12988, 17782, 19482, 25104, 25976, 26673, 35564, 38964, 51952, 53346, 71128, 77928, 99893, 106692, 142256, 155856, 199786, 213384, 299679, 399572, 426768, 599358, 799144, 1198716, 1598288, 1698181, 2397432, 3396362, 4794864, 5094543, 6792724, 10189086, 13585448, 20378172, 27170896, 40756344, 81512688]

約数ペア:

[(1, 81512688), (2, 40756344), (3, 27170896), (4, 20378172), (6, 13585448), (8, 10189086), (12, 6792724), (16, 5094543), (17, 4794864), (24, 3396362), (34, 2397432), (48, 1698181), (51, 1598288), (68, 1198716), (102, 799144), (136, 599358), (191, 426768), (204, 399572), (272, 299679), (382, 213384), (408, 199786), (523, 155856), (573, 142256), (764, 106692), (816, 99893), (1046, 77928), (1146, 71128), (1528, 53346), (1569, 51952), (2092, 38964), (2292, 35564), (3056, 26673), (3138, 25976), (3247, 25104), (4184, 19482), (4584, 17782), (6276, 12988), (6494, 12552), (8368, 9741), (8891, 9168)]