64597720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7727}}^1$

素因数の和:7768

約数の個数: 64

約数和(自身を含む): 166924800

約数和(自身を除く): 102327080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 7727, 8360, 15454, 30908, 38635, 61816, 77270, 84997, 146813, 154540, 169994, 293626, 309080, 339988, 424985, 587252, 679976, 734065, 849970, 1174504, 1468130, 1614943, 1699940, 2936260, 3229886, 3399880, 5872520, 6459772, 8074715, 12919544, 16149430, 32298860, 64597720]

約数ペア:

[(1, 64597720), (2, 32298860), (4, 16149430), (5, 12919544), (8, 8074715), (10, 6459772), (11, 5872520), (19, 3399880), (20, 3229886), (22, 2936260), (38, 1699940), (40, 1614943), (44, 1468130), (55, 1174504), (76, 849970), (88, 734065), (95, 679976), (110, 587252), (152, 424985), (190, 339988), (209, 309080), (220, 293626), (380, 169994), (418, 154540), (440, 146813), (760, 84997), (836, 77270), (1045, 61816), (1672, 38635), (2090, 30908), (4180, 15454), (7727, 8360)]