89940015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 182856960

約数和(自身を除く): 92916945

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 73, 95, 99, 131, 165, 171, 209, 219, 285, 365, 393, 495, 627, 655, 657, 803, 855, 1045, 1095, 1179, 1387, 1441, 1881, 1965, 2409, 2489, 3135, 3285, 4015, 4161, 4323, 5895, 6935, 7205, 7227, 7467, 9405, 9563, 12045, 12445, 12483, 12969, 15257, 20805, 21615, 22401, 27379, 28689, 36135, 37335, 45771, 47815, 62415, 64845, 76285, 82137, 86067, 105193, 112005, 136895, 137313, 143445, 181697, 228855, 246411, 315579, 410685, 430335, 525965, 545091, 686565, 908485, 946737, 1232055, 1577895, 1635273, 1998667, 2725455, 4733685, 5996001, 8176365, 9993335, 17988003, 29980005, 89940015]

約数ペア:

[(1, 89940015), (3, 29980005), (5, 17988003), (9, 9993335), (11, 8176365), (15, 5996001), (19, 4733685), (33, 2725455), (45, 1998667), (55, 1635273), (57, 1577895), (73, 1232055), (95, 946737), (99, 908485), (131, 686565), (165, 545091), (171, 525965), (209, 430335), (219, 410685), (285, 315579), (365, 246411), (393, 228855), (495, 181697), (627, 143445), (655, 137313), (657, 136895), (803, 112005), (855, 105193), (1045, 86067), (1095, 82137), (1179, 76285), (1387, 64845), (1441, 62415), (1881, 47815), (1965, 45771), (2409, 37335), (2489, 36135), (3135, 28689), (3285, 27379), (4015, 22401), (4161, 21615), (4323, 20805), (5895, 15257), (6935, 12969), (7205, 12483), (7227, 12445), (7467, 12045), (9405, 9563)]