169758940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 410659200

約数和(自身を除く): 240900260

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 193, 199, 221, 260, 340, 386, 398, 442, 772, 796, 884, 965, 995, 1105, 1930, 1990, 2210, 2509, 2587, 3281, 3383, 3860, 3980, 4420, 5018, 5174, 6562, 6766, 10036, 10348, 12545, 12935, 13124, 13532, 16405, 16915, 25090, 25870, 32810, 33830, 38407, 42653, 43979, 50180, 51740, 65620, 67660, 76814, 85306, 87958, 153628, 170612, 175916, 192035, 213265, 219895, 384070, 426530, 439790, 499291, 652919, 768140, 853060, 879580, 998582, 1305838, 1997164, 2496455, 2611676, 3264595, 4992910, 6529190, 8487947, 9985820, 13058380, 16975894, 33951788, 42439735, 84879470, 169758940]

約数ペア:

[(1, 169758940), (2, 84879470), (4, 42439735), (5, 33951788), (10, 16975894), (13, 13058380), (17, 9985820), (20, 8487947), (26, 6529190), (34, 4992910), (52, 3264595), (65, 2611676), (68, 2496455), (85, 1997164), (130, 1305838), (170, 998582), (193, 879580), (199, 853060), (221, 768140), (260, 652919), (340, 499291), (386, 439790), (398, 426530), (442, 384070), (772, 219895), (796, 213265), (884, 192035), (965, 175916), (995, 170612), (1105, 153628), (1930, 87958), (1990, 85306), (2210, 76814), (2509, 67660), (2587, 65620), (3281, 51740), (3383, 50180), (3860, 43979), (3980, 42653), (4420, 38407), (5018, 33830), (5174, 32810), (6562, 25870), (6766, 25090), (10036, 16915), (10348, 16405), (12545, 13532), (12935, 13124)]