64274320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73039}}^1$

素因数の和:73063

約数の個数: 40

約数和(自身を含む): 163025280

約数和(自身を除く): 98750960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 73039, 146078, 292156, 365195, 584312, 730390, 803429, 1168624, 1460780, 1606858, 2921560, 3213716, 4017145, 5843120, 6427432, 8034290, 12854864, 16068580, 32137160, 64274320]

約数ペア:

[(1, 64274320), (2, 32137160), (4, 16068580), (5, 12854864), (8, 8034290), (10, 6427432), (11, 5843120), (16, 4017145), (20, 3213716), (22, 2921560), (40, 1606858), (44, 1460780), (55, 1168624), (80, 803429), (88, 730390), (110, 584312), (176, 365195), (220, 292156), (440, 146078), (880, 73039)]