85018020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4903}}^1$

素因数の和:4949

約数の個数: 72

約数和(自身を含む): 252928704

約数和(自身を除く): 167910684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 4903, 5780, 8670, 9806, 14709, 17340, 19612, 24515, 29418, 49030, 58836, 73545, 83351, 98060, 147090, 166702, 250053, 294180, 333404, 416755, 500106, 833510, 1000212, 1250265, 1416967, 1667020, 2500530, 2833934, 4250901, 5001060, 5667868, 7084835, 8501802, 14169670, 17003604, 21254505, 28339340, 42509010, 85018020]

約数ペア:

[(1, 85018020), (2, 42509010), (3, 28339340), (4, 21254505), (5, 17003604), (6, 14169670), (10, 8501802), (12, 7084835), (15, 5667868), (17, 5001060), (20, 4250901), (30, 2833934), (34, 2500530), (51, 1667020), (60, 1416967), (68, 1250265), (85, 1000212), (102, 833510), (170, 500106), (204, 416755), (255, 333404), (289, 294180), (340, 250053), (510, 166702), (578, 147090), (867, 98060), (1020, 83351), (1156, 73545), (1445, 58836), (1734, 49030), (2890, 29418), (3468, 24515), (4335, 19612), (4903, 17340), (5780, 14709), (8670, 9806)]