80747910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47221}}^1$

素因数の和:47253

約数の個数: 48

約数和(自身を含む): 220998960

約数和(自身を除く): 140251050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47221, 94442, 141663, 236105, 283326, 424989, 472210, 708315, 849978, 897199, 1416630, 1794398, 2124945, 2691597, 4249890, 4485995, 5383194, 8074791, 8971990, 13457985, 16149582, 26915970, 40373955, 80747910]

約数ペア:

[(1, 80747910), (2, 40373955), (3, 26915970), (5, 16149582), (6, 13457985), (9, 8971990), (10, 8074791), (15, 5383194), (18, 4485995), (19, 4249890), (30, 2691597), (38, 2124945), (45, 1794398), (57, 1416630), (90, 897199), (95, 849978), (114, 708315), (171, 472210), (190, 424989), (285, 283326), (342, 236105), (570, 141663), (855, 94442), (1710, 47221)]