20194696795

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 31979888640

約数和(自身を除く): 11785191845

約数列:

[1, 5, 7, 13, 29, 35, 53, 65, 67, 91, 145, 203, 265, 335, 371, 377, 431, 455, 469, 689, 871, 1015, 1537, 1855, 1885, 1943, 2155, 2345, 2639, 3017, 3445, 3551, 4355, 4823, 5603, 6097, 7685, 9715, 10759, 12499, 13195, 13601, 15085, 17755, 19981, 22843, 24115, 24857, 25259, 28015, 28877, 30485, 39221, 46163, 53795, 62495, 68005, 87493, 99905, 102979, 114215, 124285, 126295, 139867, 144385, 159901, 162487, 176813, 196105, 202139, 230815, 296959, 323141, 375401, 437465, 514895, 662447, 699335, 720853, 799505, 812435, 837433, 884065, 1010695, 1137409, 1338727, 1484795, 1530481, 1615705, 1877005, 2078713, 2627807, 3312235, 3604265, 4187165, 4637129, 5687045, 5862031, 6693635, 7652405, 8611811, 9371089, 10393565, 10713367, 10886629, 13139035, 19896253, 23185645, 29310155, 43059055, 44383949, 46855445, 53566835, 54433145, 60282677, 76206403, 99481265, 139273771, 221919745, 301413385, 310687643, 381032015, 576991337, 696368855, 1553438215, 2884956685, 4038939359, 20194696795]

約数ペア:

[(1, 20194696795), (5, 4038939359), (7, 2884956685), (13, 1553438215), (29, 696368855), (35, 576991337), (53, 381032015), (65, 310687643), (67, 301413385), (91, 221919745), (145, 139273771), (203, 99481265), (265, 76206403), (335, 60282677), (371, 54433145), (377, 53566835), (431, 46855445), (455, 44383949), (469, 43059055), (689, 29310155), (871, 23185645), (1015, 19896253), (1537, 13139035), (1855, 10886629), (1885, 10713367), (1943, 10393565), (2155, 9371089), (2345, 8611811), (2639, 7652405), (3017, 6693635), (3445, 5862031), (3551, 5687045), (4355, 4637129), (4823, 4187165), (5603, 3604265), (6097, 3312235), (7685, 2627807), (9715, 2078713), (10759, 1877005), (12499, 1615705), (13195, 1530481), (13601, 1484795), (15085, 1338727), (17755, 1137409), (19981, 1010695), (22843, 884065), (24115, 837433), (24857, 812435), (25259, 799505), (28015, 720853), (28877, 699335), (30485, 662447), (39221, 514895), (46163, 437465), (53795, 375401), (62495, 323141), (68005, 296959), (87493, 230815), (99905, 202139), (102979, 196105), (114215, 176813), (124285, 162487), (126295, 159901), (139867, 144385)]