2013138550

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{839}}^1\times {\mathrm{1297}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 3853190880

約数和(自身を除く): 1840052330

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 839, 925, 1297, 1678, 1850, 2594, 4195, 6485, 8390, 12970, 20975, 31043, 32425, 41950, 47989, 62086, 64850, 95978, 155215, 239945, 310430, 479890, 776075, 1088183, 1199725, 1552150, 2176366, 2399450, 5440915, 10881830, 27204575, 40262771, 54409150, 80525542, 201313855, 402627710, 1006569275, 2013138550]

約数ペア:

[(1, 2013138550), (2, 1006569275), (5, 402627710), (10, 201313855), (25, 80525542), (37, 54409150), (50, 40262771), (74, 27204575), (185, 10881830), (370, 5440915), (839, 2399450), (925, 2176366), (1297, 1552150), (1678, 1199725), (1850, 1088183), (2594, 776075), (4195, 479890), (6485, 310430), (8390, 239945), (12970, 155215), (20975, 95978), (31043, 64850), (32425, 62086), (41950, 47989)]