276565250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2052

約数の個数: 64

約数和(自身を含む): 570810240

約数和(自身を除く): 294244990

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 125, 130, 215, 250, 325, 430, 559, 650, 1075, 1118, 1625, 1979, 2150, 2795, 3250, 3958, 5375, 5590, 9895, 10750, 13975, 19790, 25727, 27950, 49475, 51454, 69875, 85097, 98950, 128635, 139750, 170194, 247375, 257270, 425485, 494750, 643175, 850970, 1106261, 1286350, 2127425, 2212522, 3215875, 4254850, 5531305, 6431750, 10637125, 11062610, 21274250, 27656525, 55313050, 138282625, 276565250]

約数ペア:

[(1, 276565250), (2, 138282625), (5, 55313050), (10, 27656525), (13, 21274250), (25, 11062610), (26, 10637125), (43, 6431750), (50, 5531305), (65, 4254850), (86, 3215875), (125, 2212522), (130, 2127425), (215, 1286350), (250, 1106261), (325, 850970), (430, 643175), (559, 494750), (650, 425485), (1075, 257270), (1118, 247375), (1625, 170194), (1979, 139750), (2150, 128635), (2795, 98950), (3250, 85097), (3958, 69875), (5375, 51454), (5590, 49475), (9895, 27950), (10750, 25727), (13975, 19790)]