68836670

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 80

約数和(自身を含む): 150043968

約数和(自身を除く): 81207298

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 61, 70, 94, 98, 122, 235, 245, 305, 329, 343, 427, 470, 490, 610, 658, 686, 854, 1645, 1715, 2135, 2303, 2401, 2867, 2989, 3290, 3430, 4270, 4606, 4802, 5734, 5978, 11515, 12005, 14335, 14945, 16121, 20069, 20923, 23030, 24010, 28670, 29890, 32242, 40138, 41846, 80605, 100345, 104615, 112847, 140483, 146461, 161210, 200690, 209230, 225694, 280966, 292922, 564235, 702415, 732305, 983381, 1128470, 1404830, 1464610, 1966762, 4916905, 6883667, 9833810, 13767334, 34418335, 68836670]

約数ペア:

[(1, 68836670), (2, 34418335), (5, 13767334), (7, 9833810), (10, 6883667), (14, 4916905), (35, 1966762), (47, 1464610), (49, 1404830), (61, 1128470), (70, 983381), (94, 732305), (98, 702415), (122, 564235), (235, 292922), (245, 280966), (305, 225694), (329, 209230), (343, 200690), (427, 161210), (470, 146461), (490, 140483), (610, 112847), (658, 104615), (686, 100345), (854, 80605), (1645, 41846), (1715, 40138), (2135, 32242), (2303, 29890), (2401, 28670), (2867, 24010), (2989, 23030), (3290, 20923), (3430, 20069), (4270, 16121), (4606, 14945), (4802, 14335), (5734, 12005), (5978, 11515)]