13207520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 33784128

約数和(自身を除く): 20576608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 74, 80, 92, 97, 115, 148, 160, 184, 185, 194, 230, 296, 368, 370, 388, 460, 485, 592, 736, 740, 776, 851, 920, 970, 1184, 1480, 1552, 1702, 1840, 1940, 2231, 2960, 3104, 3404, 3589, 3680, 3880, 4255, 4462, 5920, 6808, 7178, 7760, 8510, 8924, 11155, 13616, 14356, 15520, 17020, 17848, 17945, 22310, 27232, 28712, 34040, 35696, 35890, 44620, 57424, 68080, 71392, 71780, 82547, 89240, 114848, 136160, 143560, 165094, 178480, 287120, 330188, 356960, 412735, 574240, 660376, 825470, 1320752, 1650940, 2641504, 3301880, 6603760, 13207520]

約数ペア:

[(1, 13207520), (2, 6603760), (4, 3301880), (5, 2641504), (8, 1650940), (10, 1320752), (16, 825470), (20, 660376), (23, 574240), (32, 412735), (37, 356960), (40, 330188), (46, 287120), (74, 178480), (80, 165094), (92, 143560), (97, 136160), (115, 114848), (148, 89240), (160, 82547), (184, 71780), (185, 71392), (194, 68080), (230, 57424), (296, 44620), (368, 35890), (370, 35696), (388, 34040), (460, 28712), (485, 27232), (592, 22310), (736, 17945), (740, 17848), (776, 17020), (851, 15520), (920, 14356), (970, 13616), (1184, 11155), (1480, 8924), (1552, 8510), (1702, 7760), (1840, 7178), (1940, 6808), (2231, 5920), (2960, 4462), (3104, 4255), (3404, 3880), (3589, 3680)]