197131390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 383616000

約数和(自身を除く): 186484610

約数列:

[1, 2, 5, 10, 23, 46, 59, 73, 115, 118, 146, 199, 230, 295, 365, 398, 590, 730, 995, 1357, 1679, 1990, 2714, 3358, 4307, 4577, 6785, 8395, 8614, 9154, 11741, 13570, 14527, 16790, 21535, 22885, 23482, 29054, 43070, 45770, 58705, 72635, 99061, 117410, 145270, 198122, 270043, 334121, 495305, 540086, 668242, 857093, 990610, 1350215, 1670605, 1714186, 2700430, 3341210, 4285465, 8570930, 19713139, 39426278, 98565695, 197131390]

約数ペア:

[(1, 197131390), (2, 98565695), (5, 39426278), (10, 19713139), (23, 8570930), (46, 4285465), (59, 3341210), (73, 2700430), (115, 1714186), (118, 1670605), (146, 1350215), (199, 990610), (230, 857093), (295, 668242), (365, 540086), (398, 495305), (590, 334121), (730, 270043), (995, 198122), (1357, 145270), (1679, 117410), (1990, 99061), (2714, 72635), (3358, 58705), (4307, 45770), (4577, 43070), (6785, 29054), (8395, 23482), (8614, 22885), (9154, 21535), (11741, 16790), (13570, 14527)]