12306500

素因数分解:

$2^2\times 5^3\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 27221376

約数和(自身を除く): 14914876

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 151, 163, 250, 302, 326, 500, 604, 652, 755, 815, 1510, 1630, 3020, 3260, 3775, 4075, 7550, 8150, 15100, 16300, 18875, 20375, 24613, 37750, 40750, 49226, 75500, 81500, 98452, 123065, 246130, 492260, 615325, 1230650, 2461300, 3076625, 6153250, 12306500]

約数ペア:

[(1, 12306500), (2, 6153250), (4, 3076625), (5, 2461300), (10, 1230650), (20, 615325), (25, 492260), (50, 246130), (100, 123065), (125, 98452), (151, 81500), (163, 75500), (250, 49226), (302, 40750), (326, 37750), (500, 24613), (604, 20375), (652, 18875), (755, 16300), (815, 15100), (1510, 8150), (1630, 7550), (3020, 4075), (3260, 3775)]