80015530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2677}}^1$

素因数の和:2759

約数の個数: 48

約数和(自身を含む): 170352936

約数和(自身を除く): 90337406

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2677, 2989, 4270, 5354, 5978, 13385, 14945, 18739, 26770, 29890, 37478, 93695, 131173, 163297, 187390, 262346, 326594, 655865, 816485, 1143079, 1311730, 1632970, 2286158, 5715395, 8001553, 11430790, 16003106, 40007765, 80015530]

約数ペア:

[(1, 80015530), (2, 40007765), (5, 16003106), (7, 11430790), (10, 8001553), (14, 5715395), (35, 2286158), (49, 1632970), (61, 1311730), (70, 1143079), (98, 816485), (122, 655865), (245, 326594), (305, 262346), (427, 187390), (490, 163297), (610, 131173), (854, 93695), (2135, 37478), (2677, 29890), (2989, 26770), (4270, 18739), (5354, 14945), (5978, 13385)]