88489100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{18059}}^1$

素因数の和:18087

約数の個数: 54

約数和(自身を含む): 223384140

約数和(自身を除く): 134895040

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 18059, 36118, 72236, 90295, 126413, 180590, 252826, 361180, 451475, 505652, 632065, 884891, 902950, 1264130, 1769782, 1805900, 2528260, 3160325, 3539564, 4424455, 6320650, 8848910, 12641300, 17697820, 22122275, 44244550, 88489100]

約数ペア:

[(1, 88489100), (2, 44244550), (4, 22122275), (5, 17697820), (7, 12641300), (10, 8848910), (14, 6320650), (20, 4424455), (25, 3539564), (28, 3160325), (35, 2528260), (49, 1805900), (50, 1769782), (70, 1264130), (98, 902950), (100, 884891), (140, 632065), (175, 505652), (196, 451475), (245, 361180), (350, 252826), (490, 180590), (700, 126413), (980, 90295), (1225, 72236), (2450, 36118), (4900, 18059)]