858350090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1583}}^1$

素因数の和:1743

約数の個数: 64

約数和(自身を含む): 1721212416

約数和(自身を除く): 862862326

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 97, 130, 194, 215, 430, 485, 559, 970, 1118, 1261, 1583, 2522, 2795, 3166, 4171, 5590, 6305, 7915, 8342, 12610, 15830, 20579, 20855, 41158, 41710, 54223, 68069, 102895, 108446, 136138, 153551, 205790, 271115, 307102, 340345, 542230, 680690, 767755, 884897, 1535510, 1769794, 1996163, 3992326, 4424485, 6602693, 8848970, 9980815, 13205386, 19961630, 33013465, 66026930, 85835009, 171670018, 429175045, 858350090]

約数ペア:

[(1, 858350090), (2, 429175045), (5, 171670018), (10, 85835009), (13, 66026930), (26, 33013465), (43, 19961630), (65, 13205386), (86, 9980815), (97, 8848970), (130, 6602693), (194, 4424485), (215, 3992326), (430, 1996163), (485, 1769794), (559, 1535510), (970, 884897), (1118, 767755), (1261, 680690), (1583, 542230), (2522, 340345), (2795, 307102), (3166, 271115), (4171, 205790), (5590, 153551), (6305, 136138), (7915, 108446), (8342, 102895), (12610, 68069), (15830, 54223), (20579, 41710), (20855, 41158)]