82686340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 198132480

約数和(自身を除く): 115446140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 89, 103, 110, 164, 178, 205, 206, 220, 356, 410, 412, 445, 451, 515, 820, 890, 902, 979, 1030, 1133, 1780, 1804, 1958, 2060, 2255, 2266, 3649, 3916, 4223, 4510, 4532, 4895, 5665, 7298, 8446, 9020, 9167, 9790, 11330, 14596, 16892, 18245, 18334, 19580, 21115, 22660, 36490, 36668, 40139, 42230, 45835, 46453, 72980, 80278, 84460, 91670, 92906, 100837, 160556, 183340, 185812, 200695, 201674, 232265, 375847, 401390, 403348, 464530, 504185, 751694, 802780, 929060, 1008370, 1503388, 1879235, 2016740, 3758470, 4134317, 7516940, 8268634, 16537268, 20671585, 41343170, 82686340]

約数ペア:

[(1, 82686340), (2, 41343170), (4, 20671585), (5, 16537268), (10, 8268634), (11, 7516940), (20, 4134317), (22, 3758470), (41, 2016740), (44, 1879235), (55, 1503388), (82, 1008370), (89, 929060), (103, 802780), (110, 751694), (164, 504185), (178, 464530), (205, 403348), (206, 401390), (220, 375847), (356, 232265), (410, 201674), (412, 200695), (445, 185812), (451, 183340), (515, 160556), (820, 100837), (890, 92906), (902, 91670), (979, 84460), (1030, 80278), (1133, 72980), (1780, 46453), (1804, 45835), (1958, 42230), (2060, 40139), (2255, 36668), (2266, 36490), (3649, 22660), (3916, 21115), (4223, 19580), (4510, 18334), (4532, 18245), (4895, 16892), (5665, 14596), (7298, 11330), (8446, 9790), (9020, 9167)]