64994090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 96

約数和(自身を含む): 145774080

約数和(自身を除く): 80779990

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 73, 79, 98, 115, 146, 158, 161, 230, 245, 322, 365, 395, 490, 511, 553, 730, 790, 805, 1022, 1106, 1127, 1610, 1679, 1817, 2254, 2555, 2765, 3358, 3577, 3634, 3871, 5110, 5530, 5635, 5767, 7154, 7742, 8395, 9085, 11270, 11534, 11753, 12719, 16790, 17885, 18170, 19355, 23506, 25438, 28835, 35770, 38710, 40369, 57670, 58765, 63595, 80738, 82271, 89033, 117530, 127190, 132641, 164542, 178066, 201845, 265282, 282583, 403690, 411355, 445165, 565166, 663205, 822710, 890330, 928487, 1326410, 1412915, 1856974, 2825830, 4642435, 6499409, 9284870, 12998818, 32497045, 64994090]

約数ペア:

[(1, 64994090), (2, 32497045), (5, 12998818), (7, 9284870), (10, 6499409), (14, 4642435), (23, 2825830), (35, 1856974), (46, 1412915), (49, 1326410), (70, 928487), (73, 890330), (79, 822710), (98, 663205), (115, 565166), (146, 445165), (158, 411355), (161, 403690), (230, 282583), (245, 265282), (322, 201845), (365, 178066), (395, 164542), (490, 132641), (511, 127190), (553, 117530), (730, 89033), (790, 82271), (805, 80738), (1022, 63595), (1106, 58765), (1127, 57670), (1610, 40369), (1679, 38710), (1817, 35770), (2254, 28835), (2555, 25438), (2765, 23506), (3358, 19355), (3577, 18170), (3634, 17885), (3871, 16790), (5110, 12719), (5530, 11753), (5635, 11534), (5767, 11270), (7154, 9085), (7742, 8395)]