74077880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 171262080

約数和(自身を除く): 97184200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 131, 134, 211, 262, 268, 335, 422, 524, 536, 655, 670, 844, 1048, 1055, 1310, 1340, 1688, 2110, 2620, 2680, 4220, 5240, 8440, 8777, 14137, 17554, 27641, 28274, 35108, 43885, 55282, 56548, 70216, 70685, 87770, 110564, 113096, 138205, 141370, 175540, 221128, 276410, 282740, 351080, 552820, 565480, 1105640, 1851947, 3703894, 7407788, 9259735, 14815576, 18519470, 37038940, 74077880]

約数ペア:

[(1, 74077880), (2, 37038940), (4, 18519470), (5, 14815576), (8, 9259735), (10, 7407788), (20, 3703894), (40, 1851947), (67, 1105640), (131, 565480), (134, 552820), (211, 351080), (262, 282740), (268, 276410), (335, 221128), (422, 175540), (524, 141370), (536, 138205), (655, 113096), (670, 110564), (844, 87770), (1048, 70685), (1055, 70216), (1310, 56548), (1340, 55282), (1688, 43885), (2110, 35108), (2620, 28274), (2680, 27641), (4220, 17554), (5240, 14137), (8440, 8777)]