42625240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 73496360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 47, 56, 70, 79, 82, 94, 140, 158, 164, 188, 205, 235, 280, 287, 316, 328, 329, 376, 395, 410, 470, 553, 574, 632, 658, 790, 820, 940, 1106, 1148, 1316, 1435, 1580, 1640, 1645, 1880, 1927, 2212, 2296, 2632, 2765, 2870, 3160, 3239, 3290, 3713, 3854, 4424, 5530, 5740, 6478, 6580, 7426, 7708, 9635, 11060, 11480, 12956, 13160, 13489, 14852, 15416, 16195, 18565, 19270, 22120, 22673, 25912, 25991, 26978, 29704, 32390, 37130, 38540, 45346, 51982, 53956, 64780, 67445, 74260, 77080, 90692, 103964, 107912, 113365, 129560, 129955, 134890, 148520, 152233, 181384, 207928, 226730, 259910, 269780, 304466, 453460, 519820, 539560, 608932, 761165, 906920, 1039640, 1065631, 1217864, 1522330, 2131262, 3044660, 4262524, 5328155, 6089320, 8525048, 10656310, 21312620, 42625240]

約数ペア:

[(1, 42625240), (2, 21312620), (4, 10656310), (5, 8525048), (7, 6089320), (8, 5328155), (10, 4262524), (14, 3044660), (20, 2131262), (28, 1522330), (35, 1217864), (40, 1065631), (41, 1039640), (47, 906920), (56, 761165), (70, 608932), (79, 539560), (82, 519820), (94, 453460), (140, 304466), (158, 269780), (164, 259910), (188, 226730), (205, 207928), (235, 181384), (280, 152233), (287, 148520), (316, 134890), (328, 129955), (329, 129560), (376, 113365), (395, 107912), (410, 103964), (470, 90692), (553, 77080), (574, 74260), (632, 67445), (658, 64780), (790, 53956), (820, 51982), (940, 45346), (1106, 38540), (1148, 37130), (1316, 32390), (1435, 29704), (1580, 26978), (1640, 25991), (1645, 25912), (1880, 22673), (1927, 22120), (2212, 19270), (2296, 18565), (2632, 16195), (2765, 15416), (2870, 14852), (3160, 13489), (3239, 13160), (3290, 12956), (3713, 11480), (3854, 11060), (4424, 9635), (5530, 7708), (5740, 7426), (6478, 6580)]