51434440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1511}}^1$

素因数の和:1582

約数の個数: 64

約数和(自身を含む): 124104960

約数和(自身を除く): 72670520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1511, 1702, 3022, 3404, 4255, 6044, 6808, 7555, 8510, 12088, 15110, 17020, 30220, 34040, 34753, 55907, 60440, 69506, 111814, 139012, 173765, 223628, 278024, 279535, 347530, 447256, 559070, 695060, 1118140, 1285861, 1390120, 2236280, 2571722, 5143444, 6429305, 10286888, 12858610, 25717220, 51434440]

約数ペア:

[(1, 51434440), (2, 25717220), (4, 12858610), (5, 10286888), (8, 6429305), (10, 5143444), (20, 2571722), (23, 2236280), (37, 1390120), (40, 1285861), (46, 1118140), (74, 695060), (92, 559070), (115, 447256), (148, 347530), (184, 279535), (185, 278024), (230, 223628), (296, 173765), (370, 139012), (460, 111814), (740, 69506), (851, 60440), (920, 55907), (1480, 34753), (1511, 34040), (1702, 30220), (3022, 17020), (3404, 15110), (4255, 12088), (6044, 8510), (6808, 7555)]