202982500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{1657}}^1$

素因数の和:1695

約数の個数: 90

約数和(自身を含む): 516664302

約数和(自身を除く): 313681802

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 625, 700, 875, 980, 1225, 1250, 1657, 1750, 2450, 2500, 3314, 3500, 4375, 4900, 6125, 6628, 8285, 8750, 11599, 12250, 16570, 17500, 23198, 24500, 30625, 33140, 41425, 46396, 57995, 61250, 81193, 82850, 115990, 122500, 162386, 165700, 207125, 231980, 289975, 324772, 405965, 414250, 579950, 811930, 828500, 1035625, 1159900, 1449875, 1623860, 2029825, 2071250, 2899750, 4059650, 4142500, 5799500, 7249375, 8119300, 10149125, 14498750, 20298250, 28997500, 40596500, 50745625, 101491250, 202982500]

約数ペア:

[(1, 202982500), (2, 101491250), (4, 50745625), (5, 40596500), (7, 28997500), (10, 20298250), (14, 14498750), (20, 10149125), (25, 8119300), (28, 7249375), (35, 5799500), (49, 4142500), (50, 4059650), (70, 2899750), (98, 2071250), (100, 2029825), (125, 1623860), (140, 1449875), (175, 1159900), (196, 1035625), (245, 828500), (250, 811930), (350, 579950), (490, 414250), (500, 405965), (625, 324772), (700, 289975), (875, 231980), (980, 207125), (1225, 165700), (1250, 162386), (1657, 122500), (1750, 115990), (2450, 82850), (2500, 81193), (3314, 61250), (3500, 57995), (4375, 46396), (4900, 41425), (6125, 33140), (6628, 30625), (8285, 24500), (8750, 23198), (11599, 17500), (12250, 16570)]