72807050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 143696160

約数和(自身を除く): 70889110

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 173, 190, 346, 443, 475, 865, 886, 950, 1730, 2215, 3287, 4325, 4430, 6574, 8417, 8650, 11075, 16435, 16834, 22150, 32870, 42085, 76639, 82175, 84170, 153278, 164350, 210425, 383195, 420850, 766390, 1456141, 1915975, 2912282, 3831950, 7280705, 14561410, 36403525, 72807050]

約数ペア:

[(1, 72807050), (2, 36403525), (5, 14561410), (10, 7280705), (19, 3831950), (25, 2912282), (38, 1915975), (50, 1456141), (95, 766390), (173, 420850), (190, 383195), (346, 210425), (443, 164350), (475, 153278), (865, 84170), (886, 82175), (950, 76639), (1730, 42085), (2215, 32870), (3287, 22150), (4325, 16834), (4430, 16435), (6574, 11075), (8417, 8650)]