89910100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 108

約数和(自身を含む): 231547680

約数和(自身を除く): 141637580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 59, 70, 98, 100, 118, 140, 175, 196, 236, 245, 295, 311, 350, 413, 490, 590, 622, 700, 826, 980, 1180, 1225, 1244, 1475, 1555, 1652, 2065, 2177, 2450, 2891, 2950, 3110, 4130, 4354, 4900, 5782, 5900, 6220, 7775, 8260, 8708, 10325, 10885, 11564, 14455, 15239, 15550, 18349, 20650, 21770, 28910, 30478, 31100, 36698, 41300, 43540, 54425, 57820, 60956, 72275, 73396, 76195, 91745, 108850, 128443, 144550, 152390, 183490, 217700, 256886, 289100, 304780, 366980, 380975, 458725, 513772, 642215, 761950, 899101, 917450, 1284430, 1523900, 1798202, 1834900, 2568860, 3211075, 3596404, 4495505, 6422150, 8991010, 12844300, 17982020, 22477525, 44955050, 89910100]

約数ペア:

[(1, 89910100), (2, 44955050), (4, 22477525), (5, 17982020), (7, 12844300), (10, 8991010), (14, 6422150), (20, 4495505), (25, 3596404), (28, 3211075), (35, 2568860), (49, 1834900), (50, 1798202), (59, 1523900), (70, 1284430), (98, 917450), (100, 899101), (118, 761950), (140, 642215), (175, 513772), (196, 458725), (236, 380975), (245, 366980), (295, 304780), (311, 289100), (350, 256886), (413, 217700), (490, 183490), (590, 152390), (622, 144550), (700, 128443), (826, 108850), (980, 91745), (1180, 76195), (1225, 73396), (1244, 72275), (1475, 60956), (1555, 57820), (1652, 54425), (2065, 43540), (2177, 41300), (2450, 36698), (2891, 31100), (2950, 30478), (3110, 28910), (4130, 21770), (4354, 20650), (4900, 18349), (5782, 15550), (5900, 15239), (6220, 14455), (7775, 11564), (8260, 10885), (8708, 10325)]