901328750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:699

約数の個数: 80

約数和(自身を含む): 1943377920

約数和(自身を除く): 1042049170

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 239, 250, 350, 431, 478, 625, 862, 875, 1195, 1250, 1673, 1750, 2155, 2390, 3017, 3346, 4310, 4375, 5975, 6034, 8365, 8750, 10775, 11950, 15085, 16730, 21550, 29875, 30170, 41825, 53875, 59750, 75425, 83650, 103009, 107750, 149375, 150850, 206018, 209125, 269375, 298750, 377125, 418250, 515045, 538750, 721063, 754250, 1030090, 1045625, 1442126, 1885625, 2091250, 2575225, 3605315, 3771250, 5150450, 7210630, 12876125, 18026575, 25752250, 36053150, 64380625, 90132875, 128761250, 180265750, 450664375, 901328750]

約数ペア:

[(1, 901328750), (2, 450664375), (5, 180265750), (7, 128761250), (10, 90132875), (14, 64380625), (25, 36053150), (35, 25752250), (50, 18026575), (70, 12876125), (125, 7210630), (175, 5150450), (239, 3771250), (250, 3605315), (350, 2575225), (431, 2091250), (478, 1885625), (625, 1442126), (862, 1045625), (875, 1030090), (1195, 754250), (1250, 721063), (1673, 538750), (1750, 515045), (2155, 418250), (2390, 377125), (3017, 298750), (3346, 269375), (4310, 209125), (4375, 206018), (5975, 150850), (6034, 149375), (8365, 107750), (8750, 103009), (10775, 83650), (11950, 75425), (15085, 59750), (16730, 53875), (21550, 41825), (29875, 30170)]