128514970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 235737216

約数和(自身を除く): 107222246

約数列:

[1, 2, 5, 10, 71, 142, 317, 355, 571, 634, 710, 1142, 1585, 2855, 3170, 5710, 22507, 40541, 45014, 81082, 112535, 181007, 202705, 225070, 362014, 405410, 905035, 1810070, 12851497, 25702994, 64257485, 128514970]

約数ペア:

[(1, 128514970), (2, 64257485), (5, 25702994), (10, 12851497), (71, 1810070), (142, 905035), (317, 405410), (355, 362014), (571, 225070), (634, 202705), (710, 181007), (1142, 112535), (1585, 81082), (2855, 45014), (3170, 40541), (5710, 22507)]