98170000

素因数分解:

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

素因数の和:9845

約数の個数: 50

約数和(自身を含む): 237703598

約数和(自身を除く): 139533598

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 9817, 10000, 19634, 39268, 49085, 78536, 98170, 157072, 196340, 245425, 392680, 490850, 785360, 981700, 1227125, 1963400, 2454250, 3926800, 4908500, 6135625, 9817000, 12271250, 19634000, 24542500, 49085000, 98170000]

約数ペア:

[(1, 98170000), (2, 49085000), (4, 24542500), (5, 19634000), (8, 12271250), (10, 9817000), (16, 6135625), (20, 4908500), (25, 3926800), (40, 2454250), (50, 1963400), (80, 1227125), (100, 981700), (125, 785360), (200, 490850), (250, 392680), (400, 245425), (500, 196340), (625, 157072), (1000, 98170), (1250, 78536), (2000, 49085), (2500, 39268), (5000, 19634), (9817, 10000)]