8667620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 21718368

約数和(自身を除く): 13050748

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 37, 52, 53, 65, 68, 74, 85, 106, 130, 148, 170, 185, 212, 221, 260, 265, 340, 370, 442, 481, 530, 629, 689, 740, 884, 901, 962, 1060, 1105, 1258, 1378, 1802, 1924, 1961, 2210, 2405, 2516, 2756, 3145, 3445, 3604, 3922, 4420, 4505, 4810, 6290, 6890, 7844, 8177, 9010, 9620, 9805, 11713, 12580, 13780, 16354, 18020, 19610, 23426, 25493, 32708, 33337, 39220, 40885, 46852, 50986, 58565, 66674, 81770, 101972, 117130, 127465, 133348, 163540, 166685, 234260, 254930, 333370, 433381, 509860, 666740, 866762, 1733524, 2166905, 4333810, 8667620]

約数ペア:

[(1, 8667620), (2, 4333810), (4, 2166905), (5, 1733524), (10, 866762), (13, 666740), (17, 509860), (20, 433381), (26, 333370), (34, 254930), (37, 234260), (52, 166685), (53, 163540), (65, 133348), (68, 127465), (74, 117130), (85, 101972), (106, 81770), (130, 66674), (148, 58565), (170, 50986), (185, 46852), (212, 40885), (221, 39220), (260, 33337), (265, 32708), (340, 25493), (370, 23426), (442, 19610), (481, 18020), (530, 16354), (629, 13780), (689, 12580), (740, 11713), (884, 9805), (901, 9620), (962, 9010), (1060, 8177), (1105, 7844), (1258, 6890), (1378, 6290), (1802, 4810), (1924, 4505), (1961, 4420), (2210, 3922), (2405, 3604), (2516, 3445), (2756, 3145)]