142458130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4211}}^1$

素因数の和:4434

約数の個数: 32

約数和(自身を含む): 272937600

約数和(自身を除く): 130479470

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 3383, 4211, 6766, 8422, 16915, 21055, 33830, 42110, 71587, 143174, 357935, 715870, 837989, 1675978, 4189945, 8379890, 14245813, 28491626, 71229065, 142458130]

約数ペア:

[(1, 142458130), (2, 71229065), (5, 28491626), (10, 14245813), (17, 8379890), (34, 4189945), (85, 1675978), (170, 837989), (199, 715870), (398, 357935), (995, 143174), (1990, 71587), (3383, 42110), (4211, 33830), (6766, 21055), (8422, 16915)]