48383120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 119784000

約数和(自身を除く): 71400880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 229, 278, 304, 380, 458, 556, 695, 760, 916, 1112, 1145, 1390, 1520, 1832, 2224, 2290, 2641, 2780, 3664, 4351, 4580, 5282, 5560, 8702, 9160, 10564, 11120, 13205, 17404, 18320, 21128, 21755, 26410, 31831, 34808, 42256, 43510, 52820, 63662, 69616, 87020, 105640, 127324, 159155, 174040, 211280, 254648, 318310, 348080, 509296, 604789, 636620, 1209578, 1273240, 2419156, 2546480, 3023945, 4838312, 6047890, 9676624, 12095780, 24191560, 48383120]

約数ペア:

[(1, 48383120), (2, 24191560), (4, 12095780), (5, 9676624), (8, 6047890), (10, 4838312), (16, 3023945), (19, 2546480), (20, 2419156), (38, 1273240), (40, 1209578), (76, 636620), (80, 604789), (95, 509296), (139, 348080), (152, 318310), (190, 254648), (229, 211280), (278, 174040), (304, 159155), (380, 127324), (458, 105640), (556, 87020), (695, 69616), (760, 63662), (916, 52820), (1112, 43510), (1145, 42256), (1390, 34808), (1520, 31831), (1832, 26410), (2224, 21755), (2290, 21128), (2641, 18320), (2780, 17404), (3664, 13205), (4351, 11120), (4580, 10564), (5282, 9160), (5560, 8702)]