153294920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{39509}}^1$

素因数の和:39617

約数の個数: 32

約数和(自身を含む): 348478200

約数和(自身を除く): 195183280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 39509, 79018, 158036, 197545, 316072, 395090, 790180, 1580360, 3832373, 7664746, 15329492, 19161865, 30658984, 38323730, 76647460, 153294920]

約数ペア:

[(1, 153294920), (2, 76647460), (4, 38323730), (5, 30658984), (8, 19161865), (10, 15329492), (20, 7664746), (40, 3832373), (97, 1580360), (194, 790180), (388, 395090), (485, 316072), (776, 197545), (970, 158036), (1940, 79018), (3880, 39509)]