128652704

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 258552000

約数和(自身を除く): 129899296

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 199, 227, 356, 398, 454, 712, 796, 908, 1424, 1592, 1816, 2848, 3184, 3632, 6368, 7264, 17711, 20203, 35422, 40406, 45173, 70844, 80812, 90346, 141688, 161624, 180692, 283376, 323248, 361384, 566752, 646496, 722768, 1445536, 4020397, 8040794, 16081588, 32163176, 64326352, 128652704]

約数ペア:

[(1, 128652704), (2, 64326352), (4, 32163176), (8, 16081588), (16, 8040794), (32, 4020397), (89, 1445536), (178, 722768), (199, 646496), (227, 566752), (356, 361384), (398, 323248), (454, 283376), (712, 180692), (796, 161624), (908, 141688), (1424, 90346), (1592, 80812), (1816, 70844), (2848, 45173), (3184, 40406), (3632, 35422), (6368, 20203), (7264, 17711)]