13555750

素因数分解:

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

素因数の和:170

約数の個数: 64

約数和(自身を含む): 28252224

約数和(自身を除く): 14696474

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 97, 125, 130, 194, 215, 250, 325, 430, 485, 559, 650, 970, 1075, 1118, 1261, 1625, 2150, 2425, 2522, 2795, 3250, 4171, 4850, 5375, 5590, 6305, 8342, 10750, 12125, 12610, 13975, 20855, 24250, 27950, 31525, 41710, 54223, 63050, 69875, 104275, 108446, 139750, 157625, 208550, 271115, 315250, 521375, 542230, 1042750, 1355575, 2711150, 6777875, 13555750]

約数ペア:

[(1, 13555750), (2, 6777875), (5, 2711150), (10, 1355575), (13, 1042750), (25, 542230), (26, 521375), (43, 315250), (50, 271115), (65, 208550), (86, 157625), (97, 139750), (125, 108446), (130, 104275), (194, 69875), (215, 63050), (250, 54223), (325, 41710), (430, 31525), (485, 27950), (559, 24250), (650, 20855), (970, 13975), (1075, 12610), (1118, 12125), (1261, 10750), (1625, 8342), (2150, 6305), (2425, 5590), (2522, 5375), (2795, 4850), (3250, 4171)]