64257160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3947}}^1$

素因数の和:4006

約数の個数: 64

約数和(自身を含む): 162025920

約数和(自身を除く): 97768760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 3947, 4070, 7894, 8140, 15788, 16280, 19735, 31576, 39470, 43417, 78940, 86834, 146039, 157880, 173668, 217085, 292078, 347336, 434170, 584156, 730195, 868340, 1168312, 1460390, 1606429, 1736680, 2920780, 3212858, 5841560, 6425716, 8032145, 12851432, 16064290, 32128580, 64257160]

約数ペア:

[(1, 64257160), (2, 32128580), (4, 16064290), (5, 12851432), (8, 8032145), (10, 6425716), (11, 5841560), (20, 3212858), (22, 2920780), (37, 1736680), (40, 1606429), (44, 1460390), (55, 1168312), (74, 868340), (88, 730195), (110, 584156), (148, 434170), (185, 347336), (220, 292078), (296, 217085), (370, 173668), (407, 157880), (440, 146039), (740, 86834), (814, 78940), (1480, 43417), (1628, 39470), (2035, 31576), (3256, 19735), (3947, 16280), (4070, 15788), (7894, 8140)]