80690636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2467}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 165434976

約数和(自身を除く): 84744340

約数列:

[1, 2, 4, 13, 17, 26, 34, 37, 52, 68, 74, 148, 221, 442, 481, 629, 884, 962, 1258, 1924, 2467, 2516, 4934, 8177, 9868, 16354, 32071, 32708, 41939, 64142, 83878, 91279, 128284, 167756, 182558, 365116, 545207, 1090414, 1186627, 1551743, 2180828, 2373254, 3103486, 4746508, 6206972, 20172659, 40345318, 80690636]

約数ペア:

[(1, 80690636), (2, 40345318), (4, 20172659), (13, 6206972), (17, 4746508), (26, 3103486), (34, 2373254), (37, 2180828), (52, 1551743), (68, 1186627), (74, 1090414), (148, 545207), (221, 365116), (442, 182558), (481, 167756), (629, 128284), (884, 91279), (962, 83878), (1258, 64142), (1924, 41939), (2467, 32708), (2516, 32071), (4934, 16354), (8177, 9868)]