665873056

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:498

約数の個数: 72

約数和(自身を含む): 1381302720

約数和(自身を除く): 715429664

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 118, 124, 236, 248, 367, 472, 496, 734, 944, 961, 992, 1468, 1829, 1888, 1922, 2936, 3658, 3844, 5872, 7316, 7688, 11377, 11744, 14632, 15376, 21653, 22754, 29264, 30752, 43306, 45508, 56699, 58528, 86612, 91016, 113398, 173224, 182032, 226796, 346448, 352687, 364064, 453592, 671243, 692896, 705374, 907184, 1342486, 1410748, 1814368, 2684972, 2821496, 5369944, 5642992, 10739888, 11285984, 20808533, 21479776, 41617066, 83234132, 166468264, 332936528, 665873056]

約数ペア:

[(1, 665873056), (2, 332936528), (4, 166468264), (8, 83234132), (16, 41617066), (31, 21479776), (32, 20808533), (59, 11285984), (62, 10739888), (118, 5642992), (124, 5369944), (236, 2821496), (248, 2684972), (367, 1814368), (472, 1410748), (496, 1342486), (734, 907184), (944, 705374), (961, 692896), (992, 671243), (1468, 453592), (1829, 364064), (1888, 352687), (1922, 346448), (2936, 226796), (3658, 182032), (3844, 173224), (5872, 113398), (7316, 91016), (7688, 86612), (11377, 58528), (11744, 56699), (14632, 45508), (15376, 43306), (21653, 30752), (22754, 29264)]