266236490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2273}}^1$

素因数の和:2363

約数の個数: 64

約数和(自身を含む): 557002656

約数和(自身を除く): 290766166

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 85, 106, 130, 170, 221, 265, 442, 530, 689, 901, 1105, 1378, 1802, 2210, 2273, 3445, 4505, 4546, 6890, 9010, 11365, 11713, 22730, 23426, 29549, 38641, 58565, 59098, 77282, 117130, 120469, 147745, 193205, 240938, 295490, 386410, 502333, 602345, 1004666, 1204690, 1566097, 2047973, 2511665, 3132194, 4095946, 5023330, 7830485, 10239865, 15660970, 20479730, 26623649, 53247298, 133118245, 266236490]

約数ペア:

[(1, 266236490), (2, 133118245), (5, 53247298), (10, 26623649), (13, 20479730), (17, 15660970), (26, 10239865), (34, 7830485), (53, 5023330), (65, 4095946), (85, 3132194), (106, 2511665), (130, 2047973), (170, 1566097), (221, 1204690), (265, 1004666), (442, 602345), (530, 502333), (689, 386410), (901, 295490), (1105, 240938), (1378, 193205), (1802, 147745), (2210, 120469), (2273, 117130), (3445, 77282), (4505, 59098), (4546, 58565), (6890, 38641), (9010, 29549), (11365, 23426), (11713, 22730)]