20637112925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97841}}^1$

素因数の和:97934

約数の個数: 48

約数和(自身を含む): 30573668160

約数和(自身を除く): 9936555235

約数列:

[1, 5, 11, 13, 25, 55, 59, 65, 143, 275, 295, 325, 649, 715, 767, 1475, 3245, 3575, 3835, 8437, 16225, 19175, 42185, 97841, 210925, 489205, 1076251, 1271933, 2446025, 5381255, 5772619, 6359665, 13991263, 26906275, 28863095, 31798325, 63498809, 69956315, 75044047, 144315475, 317494045, 349781575, 375220235, 825484517, 1587470225, 1876101175, 4127422585, 20637112925]

約数ペア:

[(1, 20637112925), (5, 4127422585), (11, 1876101175), (13, 1587470225), (25, 825484517), (55, 375220235), (59, 349781575), (65, 317494045), (143, 144315475), (275, 75044047), (295, 69956315), (325, 63498809), (649, 31798325), (715, 28863095), (767, 26906275), (1475, 13991263), (3245, 6359665), (3575, 5772619), (3835, 5381255), (8437, 2446025), (16225, 1271933), (19175, 1076251), (42185, 489205), (97841, 210925)]