27111500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 65921856

約数和(自身を除く): 38810356

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 97, 100, 125, 130, 172, 194, 215, 250, 260, 325, 388, 430, 485, 500, 559, 650, 860, 970, 1075, 1118, 1261, 1300, 1625, 1940, 2150, 2236, 2425, 2522, 2795, 3250, 4171, 4300, 4850, 5044, 5375, 5590, 6305, 6500, 8342, 9700, 10750, 11180, 12125, 12610, 13975, 16684, 20855, 21500, 24250, 25220, 27950, 31525, 41710, 48500, 54223, 55900, 63050, 69875, 83420, 104275, 108446, 126100, 139750, 157625, 208550, 216892, 271115, 279500, 315250, 417100, 521375, 542230, 630500, 1042750, 1084460, 1355575, 2085500, 2711150, 5422300, 6777875, 13555750, 27111500]

約数ペア:

[(1, 27111500), (2, 13555750), (4, 6777875), (5, 5422300), (10, 2711150), (13, 2085500), (20, 1355575), (25, 1084460), (26, 1042750), (43, 630500), (50, 542230), (52, 521375), (65, 417100), (86, 315250), (97, 279500), (100, 271115), (125, 216892), (130, 208550), (172, 157625), (194, 139750), (215, 126100), (250, 108446), (260, 104275), (325, 83420), (388, 69875), (430, 63050), (485, 55900), (500, 54223), (559, 48500), (650, 41710), (860, 31525), (970, 27950), (1075, 25220), (1118, 24250), (1261, 21500), (1300, 20855), (1625, 16684), (1940, 13975), (2150, 12610), (2236, 12125), (2425, 11180), (2522, 10750), (2795, 9700), (3250, 8342), (4171, 6500), (4300, 6305), (4850, 5590), (5044, 5375)]