220882500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{9817}}^1$

素因数の和:9847

約数の個数: 90

約数和(自身を含む): 697775078

約数和(自身を除く): 476892578

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3750, 4500, 5625, 7500, 9817, 11250, 19634, 22500, 29451, 39268, 49085, 58902, 88353, 98170, 117804, 147255, 176706, 196340, 245425, 294510, 353412, 441765, 490850, 589020, 736275, 883530, 981700, 1227125, 1472550, 1767060, 2208825, 2454250, 2945100, 3681375, 4417650, 4908500, 6135625, 7362750, 8835300, 11044125, 12271250, 14725500, 18406875, 22088250, 24542500, 36813750, 44176500, 55220625, 73627500, 110441250, 220882500]

約数ペア:

[(1, 220882500), (2, 110441250), (3, 73627500), (4, 55220625), (5, 44176500), (6, 36813750), (9, 24542500), (10, 22088250), (12, 18406875), (15, 14725500), (18, 12271250), (20, 11044125), (25, 8835300), (30, 7362750), (36, 6135625), (45, 4908500), (50, 4417650), (60, 3681375), (75, 2945100), (90, 2454250), (100, 2208825), (125, 1767060), (150, 1472550), (180, 1227125), (225, 981700), (250, 883530), (300, 736275), (375, 589020), (450, 490850), (500, 441765), (625, 353412), (750, 294510), (900, 245425), (1125, 196340), (1250, 176706), (1500, 147255), (1875, 117804), (2250, 98170), (2500, 88353), (3750, 58902), (4500, 49085), (5625, 39268), (7500, 29451), (9817, 22500), (11250, 19634)]