64976380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 96

約数和(自身を含む): 172440576

約数和(自身を除く): 107464196

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 161, 170, 230, 238, 322, 340, 391, 460, 476, 595, 644, 782, 805, 1187, 1190, 1564, 1610, 1955, 2374, 2380, 2737, 3220, 3910, 4748, 5474, 5935, 7820, 8309, 10948, 11870, 13685, 16618, 20179, 23740, 27301, 27370, 33236, 40358, 41545, 54602, 54740, 80716, 83090, 100895, 109204, 136505, 141253, 166180, 191107, 201790, 273010, 282506, 382214, 403580, 464117, 546020, 565012, 706265, 764428, 928234, 955535, 1412530, 1856468, 1911070, 2320585, 2825060, 3248819, 3822140, 4641170, 6497638, 9282340, 12995276, 16244095, 32488190, 64976380]

約数ペア:

[(1, 64976380), (2, 32488190), (4, 16244095), (5, 12995276), (7, 9282340), (10, 6497638), (14, 4641170), (17, 3822140), (20, 3248819), (23, 2825060), (28, 2320585), (34, 1911070), (35, 1856468), (46, 1412530), (68, 955535), (70, 928234), (85, 764428), (92, 706265), (115, 565012), (119, 546020), (140, 464117), (161, 403580), (170, 382214), (230, 282506), (238, 273010), (322, 201790), (340, 191107), (391, 166180), (460, 141253), (476, 136505), (595, 109204), (644, 100895), (782, 83090), (805, 80716), (1187, 54740), (1190, 54602), (1564, 41545), (1610, 40358), (1955, 33236), (2374, 27370), (2380, 27301), (2737, 23740), (3220, 20179), (3910, 16618), (4748, 13685), (5474, 11870), (5935, 10948), (7820, 8309)]