86513420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2053}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 216360144

約数和(自身を除く): 129846724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2053, 2107, 3010, 4106, 4214, 6020, 8212, 8428, 10265, 10535, 14371, 20530, 21070, 28742, 41060, 42140, 57484, 71855, 88279, 100597, 143710, 176558, 201194, 287420, 353116, 402388, 441395, 502985, 617953, 882790, 1005970, 1235906, 1765580, 2011940, 2471812, 3089765, 4325671, 6179530, 8651342, 12359060, 17302684, 21628355, 43256710, 86513420]

約数ペア:

[(1, 86513420), (2, 43256710), (4, 21628355), (5, 17302684), (7, 12359060), (10, 8651342), (14, 6179530), (20, 4325671), (28, 3089765), (35, 2471812), (43, 2011940), (49, 1765580), (70, 1235906), (86, 1005970), (98, 882790), (140, 617953), (172, 502985), (196, 441395), (215, 402388), (245, 353116), (301, 287420), (430, 201194), (490, 176558), (602, 143710), (860, 100597), (980, 88279), (1204, 71855), (1505, 57484), (2053, 42140), (2107, 41060), (3010, 28742), (4106, 21070), (4214, 20530), (6020, 14371), (8212, 10535), (8428, 10265)]