51563240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1367}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 124104960

約数和(自身を除く): 72541720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 410, 460, 820, 920, 943, 1367, 1640, 1886, 2734, 3772, 4715, 5468, 6835, 7544, 9430, 10936, 13670, 18860, 27340, 31441, 37720, 54680, 56047, 62882, 112094, 125764, 157205, 224188, 251528, 280235, 314410, 448376, 560470, 628820, 1120940, 1257640, 1289081, 2241880, 2578162, 5156324, 6445405, 10312648, 12890810, 25781620, 51563240]

約数ペア:

[(1, 51563240), (2, 25781620), (4, 12890810), (5, 10312648), (8, 6445405), (10, 5156324), (20, 2578162), (23, 2241880), (40, 1289081), (41, 1257640), (46, 1120940), (82, 628820), (92, 560470), (115, 448376), (164, 314410), (184, 280235), (205, 251528), (230, 224188), (328, 157205), (410, 125764), (460, 112094), (820, 62882), (920, 56047), (943, 54680), (1367, 37720), (1640, 31441), (1886, 27340), (2734, 18860), (3772, 13670), (4715, 10936), (5468, 9430), (6835, 7544)]