165686740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 377524224

約数和(自身を除く): 211837484

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 43, 74, 82, 86, 127, 148, 164, 172, 185, 205, 215, 254, 370, 410, 430, 508, 635, 740, 820, 860, 1270, 1517, 1591, 1763, 2540, 3034, 3182, 3526, 4699, 5207, 5461, 6068, 6364, 7052, 7585, 7955, 8815, 9398, 10414, 10922, 15170, 15910, 17630, 18796, 20828, 21844, 23495, 26035, 27305, 30340, 31820, 35260, 46990, 52070, 54610, 65231, 93980, 104140, 109220, 130462, 192659, 202057, 223901, 260924, 326155, 385318, 404114, 447802, 652310, 770636, 808228, 895604, 963295, 1010285, 1119505, 1304620, 1926590, 2020570, 2239010, 3853180, 4041140, 4478020, 8284337, 16568674, 33137348, 41421685, 82843370, 165686740]

約数ペア:

[(1, 165686740), (2, 82843370), (4, 41421685), (5, 33137348), (10, 16568674), (20, 8284337), (37, 4478020), (41, 4041140), (43, 3853180), (74, 2239010), (82, 2020570), (86, 1926590), (127, 1304620), (148, 1119505), (164, 1010285), (172, 963295), (185, 895604), (205, 808228), (215, 770636), (254, 652310), (370, 447802), (410, 404114), (430, 385318), (508, 326155), (635, 260924), (740, 223901), (820, 202057), (860, 192659), (1270, 130462), (1517, 109220), (1591, 104140), (1763, 93980), (2540, 65231), (3034, 54610), (3182, 52070), (3526, 46990), (4699, 35260), (5207, 31820), (5461, 30340), (6068, 27305), (6364, 26035), (7052, 23495), (7585, 21844), (7955, 20828), (8815, 18796), (9398, 17630), (10414, 15910), (10922, 15170)]