250578160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:783

約数の個数: 120

約数和(自身を含む): 685737360

約数和(自身を除く): 435159200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 245, 280, 388, 392, 485, 490, 560, 659, 679, 776, 784, 970, 980, 1318, 1358, 1552, 1940, 1960, 2636, 2716, 3295, 3395, 3880, 3920, 4613, 4753, 5272, 5432, 6590, 6790, 7760, 9226, 9506, 10544, 10864, 13180, 13580, 18452, 19012, 23065, 23765, 26360, 27160, 32291, 36904, 38024, 46130, 47530, 52720, 54320, 63923, 64582, 73808, 76048, 92260, 95060, 127846, 129164, 161455, 184520, 190120, 255692, 258328, 319615, 322910, 369040, 380240, 447461, 511384, 516656, 639230, 645820, 894922, 1022768, 1278460, 1291640, 1789844, 2237305, 2556920, 2583280, 3132227, 3579688, 4474610, 5113840, 6264454, 7159376, 8949220, 12528908, 15661135, 17898440, 25057816, 31322270, 35796880, 50115632, 62644540, 125289080, 250578160]

約数ペア:

[(1, 250578160), (2, 125289080), (4, 62644540), (5, 50115632), (7, 35796880), (8, 31322270), (10, 25057816), (14, 17898440), (16, 15661135), (20, 12528908), (28, 8949220), (35, 7159376), (40, 6264454), (49, 5113840), (56, 4474610), (70, 3579688), (80, 3132227), (97, 2583280), (98, 2556920), (112, 2237305), (140, 1789844), (194, 1291640), (196, 1278460), (245, 1022768), (280, 894922), (388, 645820), (392, 639230), (485, 516656), (490, 511384), (560, 447461), (659, 380240), (679, 369040), (776, 322910), (784, 319615), (970, 258328), (980, 255692), (1318, 190120), (1358, 184520), (1552, 161455), (1940, 129164), (1960, 127846), (2636, 95060), (2716, 92260), (3295, 76048), (3395, 73808), (3880, 64582), (3920, 63923), (4613, 54320), (4753, 52720), (5272, 47530), (5432, 46130), (6590, 38024), (6790, 36904), (7760, 32291), (9226, 27160), (9506, 26360), (10544, 23765), (10864, 23065), (13180, 19012), (13580, 18452)]