201985115920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{789251}}^1$

素因数の和:789728

約数の個数: 80

約数和(自身を含む): 537878395008

約数和(自身を除く): 335893279088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 457, 560, 914, 1828, 2285, 3199, 3656, 4570, 6398, 7312, 9140, 12796, 15995, 18280, 25592, 31990, 36560, 51184, 63980, 127960, 255920, 789251, 1578502, 3157004, 3946255, 5524757, 6314008, 7892510, 11049514, 12628016, 15785020, 22099028, 27623785, 31570040, 44198056, 55247570, 63140080, 88396112, 110495140, 220990280, 360687707, 441980560, 721375414, 1442750828, 1803438535, 2524813949, 2885501656, 3606877070, 5049627898, 5771003312, 7213754140, 10099255796, 12624069745, 14427508280, 20198511592, 25248139490, 28855016560, 40397023184, 50496278980, 100992557960, 201985115920]

約数ペア:

[(1, 201985115920), (2, 100992557960), (4, 50496278980), (5, 40397023184), (7, 28855016560), (8, 25248139490), (10, 20198511592), (14, 14427508280), (16, 12624069745), (20, 10099255796), (28, 7213754140), (35, 5771003312), (40, 5049627898), (56, 3606877070), (70, 2885501656), (80, 2524813949), (112, 1803438535), (140, 1442750828), (280, 721375414), (457, 441980560), (560, 360687707), (914, 220990280), (1828, 110495140), (2285, 88396112), (3199, 63140080), (3656, 55247570), (4570, 44198056), (6398, 31570040), (7312, 27623785), (9140, 22099028), (12796, 15785020), (15995, 12628016), (18280, 11049514), (25592, 7892510), (31990, 6314008), (36560, 5524757), (51184, 3946255), (63980, 3157004), (127960, 1578502), (255920, 789251)]