2570668840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{82499}}^1$

素因数の和:82570

約数の個数: 64

約数和(自身を含む): 6237000000

約数和(自身を除く): 3666331160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 15580, 31160, 82499, 164998, 329996, 412495, 659992, 824990, 1567481, 1649980, 3134962, 3299960, 3382459, 6269924, 6764918, 7837405, 12539848, 13529836, 15674810, 16912295, 27059672, 31349620, 33824590, 62699240, 64266721, 67649180, 128533442, 135298360, 257066884, 321333605, 514133768, 642667210, 1285334420, 2570668840]

約数ペア:

[(1, 2570668840), (2, 1285334420), (4, 642667210), (5, 514133768), (8, 321333605), (10, 257066884), (19, 135298360), (20, 128533442), (38, 67649180), (40, 64266721), (41, 62699240), (76, 33824590), (82, 31349620), (95, 27059672), (152, 16912295), (164, 15674810), (190, 13529836), (205, 12539848), (328, 7837405), (380, 6764918), (410, 6269924), (760, 3382459), (779, 3299960), (820, 3134962), (1558, 1649980), (1640, 1567481), (3116, 824990), (3895, 659992), (6232, 412495), (7790, 329996), (15580, 164998), (31160, 82499)]