90062500

素因数分解:

$2^2\times 5^6\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 84

約数和(自身を含む): 216559728

約数和(自身を除く): 126497228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 131, 220, 250, 262, 275, 500, 524, 550, 625, 655, 1100, 1250, 1310, 1375, 1441, 2500, 2620, 2750, 2882, 3125, 3275, 5500, 5764, 6250, 6550, 6875, 7205, 12500, 13100, 13750, 14410, 15625, 16375, 27500, 28820, 31250, 32750, 34375, 36025, 62500, 65500, 68750, 72050, 81875, 137500, 144100, 163750, 171875, 180125, 327500, 343750, 360250, 409375, 687500, 720500, 818750, 900625, 1637500, 1801250, 2046875, 3602500, 4093750, 4503125, 8187500, 9006250, 18012500, 22515625, 45031250, 90062500]

約数ペア:

[(1, 90062500), (2, 45031250), (4, 22515625), (5, 18012500), (10, 9006250), (11, 8187500), (20, 4503125), (22, 4093750), (25, 3602500), (44, 2046875), (50, 1801250), (55, 1637500), (100, 900625), (110, 818750), (125, 720500), (131, 687500), (220, 409375), (250, 360250), (262, 343750), (275, 327500), (500, 180125), (524, 171875), (550, 163750), (625, 144100), (655, 137500), (1100, 81875), (1250, 72050), (1310, 68750), (1375, 65500), (1441, 62500), (2500, 36025), (2620, 34375), (2750, 32750), (2882, 31250), (3125, 28820), (3275, 27500), (5500, 16375), (5764, 15625), (6250, 14410), (6550, 13750), (6875, 13100), (7205, 12500)]