88890075

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 178560000

約数和(自身を除く): 89669925

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 29, 45, 57, 75, 87, 95, 135, 145, 171, 225, 239, 261, 285, 435, 475, 513, 551, 675, 717, 725, 783, 855, 1195, 1305, 1425, 1653, 2151, 2175, 2565, 2755, 3585, 3915, 4275, 4541, 4959, 5975, 6453, 6525, 6931, 8265, 10755, 12825, 13623, 13775, 14877, 17925, 19575, 20793, 22705, 24795, 32265, 34655, 40869, 41325, 53775, 62379, 68115, 74385, 103965, 113525, 122607, 123975, 131689, 161325, 173275, 187137, 204345, 311895, 340575, 371925, 395067, 519825, 613035, 658445, 935685, 1021725, 1185201, 1559475, 1975335, 3065175, 3292225, 3555603, 4678425, 5926005, 9876675, 17778015, 29630025, 88890075]

約数ペア:

[(1, 88890075), (3, 29630025), (5, 17778015), (9, 9876675), (15, 5926005), (19, 4678425), (25, 3555603), (27, 3292225), (29, 3065175), (45, 1975335), (57, 1559475), (75, 1185201), (87, 1021725), (95, 935685), (135, 658445), (145, 613035), (171, 519825), (225, 395067), (239, 371925), (261, 340575), (285, 311895), (435, 204345), (475, 187137), (513, 173275), (551, 161325), (675, 131689), (717, 123975), (725, 122607), (783, 113525), (855, 103965), (1195, 74385), (1305, 68115), (1425, 62379), (1653, 53775), (2151, 41325), (2175, 40869), (2565, 34655), (2755, 32265), (3585, 24795), (3915, 22705), (4275, 20793), (4541, 19575), (4959, 17925), (5975, 14877), (6453, 13775), (6525, 13623), (6931, 12825), (8265, 10755)]