85743980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 214050816

約数和(自身を除く): 128306836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 83, 94, 140, 157, 166, 188, 235, 314, 329, 332, 415, 470, 581, 628, 658, 785, 830, 940, 1099, 1162, 1316, 1570, 1645, 1660, 2198, 2324, 2905, 3140, 3290, 3901, 4396, 5495, 5810, 6580, 7379, 7802, 10990, 11620, 13031, 14758, 15604, 19505, 21980, 26062, 27307, 29516, 36895, 39010, 51653, 52124, 54614, 65155, 73790, 78020, 91217, 103306, 109228, 130310, 136535, 147580, 182434, 206612, 258265, 260620, 273070, 364868, 456085, 516530, 546140, 612457, 912170, 1033060, 1224914, 1824340, 2449828, 3062285, 4287199, 6124570, 8574398, 12249140, 17148796, 21435995, 42871990, 85743980]

約数ペア:

[(1, 85743980), (2, 42871990), (4, 21435995), (5, 17148796), (7, 12249140), (10, 8574398), (14, 6124570), (20, 4287199), (28, 3062285), (35, 2449828), (47, 1824340), (70, 1224914), (83, 1033060), (94, 912170), (140, 612457), (157, 546140), (166, 516530), (188, 456085), (235, 364868), (314, 273070), (329, 260620), (332, 258265), (415, 206612), (470, 182434), (581, 147580), (628, 136535), (658, 130310), (785, 109228), (830, 103306), (940, 91217), (1099, 78020), (1162, 73790), (1316, 65155), (1570, 54614), (1645, 52124), (1660, 51653), (2198, 39010), (2324, 36895), (2905, 29516), (3140, 27307), (3290, 26062), (3901, 21980), (4396, 19505), (5495, 15604), (5810, 14758), (6580, 13031), (7379, 11620), (7802, 10990)]