82979080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2663}}^1$

素因数の和:2734

約数の個数: 64

約数和(自身を含む): 201398400

約数和(自身を除く): 118419320

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, 2663, 3116, 3895, 5326, 6232, 7790, 10652, 13315, 15580, 21304, 26630, 31160, 50597, 53260, 101194, 106520, 109183, 202388, 218366, 252985, 404776, 436732, 505970, 545915, 873464, 1011940, 1091830, 2023880, 2074477, 2183660, 4148954, 4367320, 8297908, 10372385, 16595816, 20744770, 41489540, 82979080]

約数ペア:

[(1, 82979080), (2, 41489540), (4, 20744770), (5, 16595816), (8, 10372385), (10, 8297908), (19, 4367320), (20, 4148954), (38, 2183660), (40, 2074477), (41, 2023880), (76, 1091830), (82, 1011940), (95, 873464), (152, 545915), (164, 505970), (190, 436732), (205, 404776), (328, 252985), (380, 218366), (410, 202388), (760, 109183), (779, 106520), (820, 101194), (1558, 53260), (1640, 50597), (2663, 31160), (3116, 26630), (3895, 21304), (5326, 15580), (6232, 13315), (7790, 10652)]