86235680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1493}}^1$

素因数の和:1546

約数の個数: 72

約数和(自身を含む): 215162892

約数和(自身を除く): 128927212

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1493, 1520, 1805, 2888, 2986, 3040, 3610, 5776, 5972, 7220, 7465, 11552, 11944, 14440, 14930, 23888, 28367, 28880, 29860, 47776, 56734, 57760, 59720, 113468, 119440, 141835, 226936, 238880, 283670, 453872, 538973, 567340, 907744, 1077946, 1134680, 2155892, 2269360, 2694865, 4311784, 4538720, 5389730, 8623568, 10779460, 17247136, 21558920, 43117840, 86235680]

約数ペア:

[(1, 86235680), (2, 43117840), (4, 21558920), (5, 17247136), (8, 10779460), (10, 8623568), (16, 5389730), (19, 4538720), (20, 4311784), (32, 2694865), (38, 2269360), (40, 2155892), (76, 1134680), (80, 1077946), (95, 907744), (152, 567340), (160, 538973), (190, 453872), (304, 283670), (361, 238880), (380, 226936), (608, 141835), (722, 119440), (760, 113468), (1444, 59720), (1493, 57760), (1520, 56734), (1805, 47776), (2888, 29860), (2986, 28880), (3040, 28367), (3610, 23888), (5776, 14930), (5972, 14440), (7220, 11944), (7465, 11552)]