1585456875

素因数分解:

$3^3\times 5^4\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2075

約数の個数: 80

約数和(自身を含む): 2999040000

約数和(自身を除く): 1413583125

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 125, 135, 141, 225, 235, 375, 423, 625, 675, 705, 1125, 1175, 1269, 1875, 1999, 2115, 3375, 3525, 5625, 5875, 5997, 6345, 9995, 10575, 16875, 17625, 17991, 29375, 29985, 31725, 49975, 52875, 53973, 88125, 89955, 93953, 149925, 158625, 249875, 264375, 269865, 281859, 449775, 469765, 749625, 793125, 845577, 1249375, 1349325, 1409295, 2248875, 2348825, 2536731, 3748125, 4227885, 6746625, 7046475, 11244375, 11744125, 12683655, 21139425, 33733125, 35232375, 58720625, 63418275, 105697125, 176161875, 317091375, 528485625, 1585456875]

約数ペア:

[(1, 1585456875), (3, 528485625), (5, 317091375), (9, 176161875), (15, 105697125), (25, 63418275), (27, 58720625), (45, 35232375), (47, 33733125), (75, 21139425), (125, 12683655), (135, 11744125), (141, 11244375), (225, 7046475), (235, 6746625), (375, 4227885), (423, 3748125), (625, 2536731), (675, 2348825), (705, 2248875), (1125, 1409295), (1175, 1349325), (1269, 1249375), (1875, 845577), (1999, 793125), (2115, 749625), (3375, 469765), (3525, 449775), (5625, 281859), (5875, 269865), (5997, 264375), (6345, 249875), (9995, 158625), (10575, 149925), (16875, 93953), (17625, 89955), (17991, 88125), (29375, 53973), (29985, 52875), (31725, 49975)]