65345720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{148513}}^1$

素因数の和:148535

約数の個数: 32

約数和(自身を含む): 160395120

約数和(自身を除く): 95049400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 148513, 297026, 594052, 742565, 1188104, 1485130, 1633643, 2970260, 3267286, 5940520, 6534572, 8168215, 13069144, 16336430, 32672860, 65345720]

約数ペア:

[(1, 65345720), (2, 32672860), (4, 16336430), (5, 13069144), (8, 8168215), (10, 6534572), (11, 5940520), (20, 3267286), (22, 2970260), (40, 1633643), (44, 1485130), (55, 1188104), (88, 742565), (110, 594052), (220, 297026), (440, 148513)]