83406520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34183}}^1$

素因数の和:34255

約数の個数: 32

約数和(自身を含む): 190746720

約数和(自身を除く): 107340200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 34183, 68366, 136732, 170915, 273464, 341830, 683660, 1367320, 2085163, 4170326, 8340652, 10425815, 16681304, 20851630, 41703260, 83406520]

約数ペア:

[(1, 83406520), (2, 41703260), (4, 20851630), (5, 16681304), (8, 10425815), (10, 8340652), (20, 4170326), (40, 2085163), (61, 1367320), (122, 683660), (244, 341830), (305, 273464), (488, 170915), (610, 136732), (1220, 68366), (2440, 34183)]