521526320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{9601}}^1$

素因数の和:9718

約数の個数: 80

約数和(自身を含む): 1400202048

約数和(自身を除く): 878675728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 5432, 6790, 7760, 9601, 10864, 13580, 19202, 27160, 38404, 48005, 54320, 67207, 76808, 96010, 134414, 153616, 192020, 268828, 336035, 384040, 537656, 672070, 768080, 931297, 1075312, 1344140, 1862594, 2688280, 3725188, 4656485, 5376560, 6519079, 7450376, 9312970, 13038158, 14900752, 18625940, 26076316, 32595395, 37251880, 52152632, 65190790, 74503760, 104305264, 130381580, 260763160, 521526320]

約数ペア:

[(1, 521526320), (2, 260763160), (4, 130381580), (5, 104305264), (7, 74503760), (8, 65190790), (10, 52152632), (14, 37251880), (16, 32595395), (20, 26076316), (28, 18625940), (35, 14900752), (40, 13038158), (56, 9312970), (70, 7450376), (80, 6519079), (97, 5376560), (112, 4656485), (140, 3725188), (194, 2688280), (280, 1862594), (388, 1344140), (485, 1075312), (560, 931297), (679, 768080), (776, 672070), (970, 537656), (1358, 384040), (1552, 336035), (1940, 268828), (2716, 192020), (3395, 153616), (3880, 134414), (5432, 96010), (6790, 76808), (7760, 67207), (9601, 54320), (10864, 48005), (13580, 38404), (19202, 27160)]