70220020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 167932800

約数和(自身を除く): 97712780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 67, 116, 130, 134, 139, 145, 260, 268, 278, 290, 335, 377, 556, 580, 670, 695, 754, 871, 1340, 1390, 1508, 1742, 1807, 1885, 1943, 2780, 3484, 3614, 3770, 3886, 4031, 4355, 7228, 7540, 7772, 8062, 8710, 9035, 9313, 9715, 16124, 17420, 18070, 18626, 19430, 20155, 25259, 36140, 37252, 38860, 40310, 46565, 50518, 52403, 80620, 93130, 101036, 104806, 121069, 126295, 186260, 209612, 242138, 252590, 262015, 270077, 484276, 505180, 524030, 540154, 605345, 1048060, 1080308, 1210690, 1350385, 2421380, 2700770, 3511001, 5401540, 7022002, 14044004, 17555005, 35110010, 70220020]

約数ペア:

[(1, 70220020), (2, 35110010), (4, 17555005), (5, 14044004), (10, 7022002), (13, 5401540), (20, 3511001), (26, 2700770), (29, 2421380), (52, 1350385), (58, 1210690), (65, 1080308), (67, 1048060), (116, 605345), (130, 540154), (134, 524030), (139, 505180), (145, 484276), (260, 270077), (268, 262015), (278, 252590), (290, 242138), (335, 209612), (377, 186260), (556, 126295), (580, 121069), (670, 104806), (695, 101036), (754, 93130), (871, 80620), (1340, 52403), (1390, 50518), (1508, 46565), (1742, 40310), (1807, 38860), (1885, 37252), (1943, 36140), (2780, 25259), (3484, 20155), (3614, 19430), (3770, 18626), (3886, 18070), (4031, 17420), (4355, 16124), (7228, 9715), (7540, 9313), (7772, 9035), (8062, 8710)]