315982500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{42131}}^1$

素因数の和:42158

約数の個数: 60

約数和(自身を含む): 921342576

約数和(自身を除く): 605360076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3750, 7500, 42131, 84262, 126393, 168524, 210655, 252786, 421310, 505572, 631965, 842620, 1053275, 1263930, 2106550, 2527860, 3159825, 4213100, 5266375, 6319650, 10532750, 12639300, 15799125, 21065500, 26331875, 31598250, 52663750, 63196500, 78995625, 105327500, 157991250, 315982500]

約数ペア:

[(1, 315982500), (2, 157991250), (3, 105327500), (4, 78995625), (5, 63196500), (6, 52663750), (10, 31598250), (12, 26331875), (15, 21065500), (20, 15799125), (25, 12639300), (30, 10532750), (50, 6319650), (60, 5266375), (75, 4213100), (100, 3159825), (125, 2527860), (150, 2106550), (250, 1263930), (300, 1053275), (375, 842620), (500, 631965), (625, 505572), (750, 421310), (1250, 252786), (1500, 210655), (1875, 168524), (2500, 126393), (3750, 84262), (7500, 42131)]