20162027860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3881}}^1$

素因数の和:3998

約数の個数: 144

約数和(自身を含む): 48336024240

約数和(自身を除く): 28173996380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 53, 58, 65, 106, 116, 130, 145, 169, 212, 260, 265, 290, 338, 377, 530, 580, 676, 689, 754, 845, 1060, 1378, 1508, 1537, 1690, 1885, 2756, 3074, 3380, 3445, 3770, 3881, 4901, 6148, 6890, 7540, 7685, 7762, 8957, 9802, 13780, 15370, 15524, 17914, 19405, 19604, 19981, 24505, 30740, 35828, 38810, 39962, 44785, 49010, 50453, 77620, 79924, 89570, 98020, 99905, 100906, 112549, 179140, 199810, 201812, 205693, 225098, 252265, 259753, 399620, 411386, 450196, 504530, 519506, 562745, 655889, 822772, 1009060, 1028465, 1039012, 1125490, 1298765, 1311778, 1463137, 2056930, 2250980, 2597530, 2623556, 2674009, 2926274, 3279445, 4113860, 5195060, 5348018, 5852548, 5965097, 6558890, 7315685, 10696036, 11930194, 13117780, 13370045, 14631370, 19020781, 23860388, 26740090, 29262740, 29825485, 34762117, 38041562, 53480180, 59650970, 69524234, 76083124, 77546261, 95103905, 119301940, 139048468, 155092522, 173810585, 190207810, 310185044, 347621170, 380415620, 387731305, 695242340, 775462610, 1008101393, 1550925220, 2016202786, 4032405572, 5040506965, 10081013930, 20162027860]

約数ペア:

[(1, 20162027860), (2, 10081013930), (4, 5040506965), (5, 4032405572), (10, 2016202786), (13, 1550925220), (20, 1008101393), (26, 775462610), (29, 695242340), (52, 387731305), (53, 380415620), (58, 347621170), (65, 310185044), (106, 190207810), (116, 173810585), (130, 155092522), (145, 139048468), (169, 119301940), (212, 95103905), (260, 77546261), (265, 76083124), (290, 69524234), (338, 59650970), (377, 53480180), (530, 38041562), (580, 34762117), (676, 29825485), (689, 29262740), (754, 26740090), (845, 23860388), (1060, 19020781), (1378, 14631370), (1508, 13370045), (1537, 13117780), (1690, 11930194), (1885, 10696036), (2756, 7315685), (3074, 6558890), (3380, 5965097), (3445, 5852548), (3770, 5348018), (3881, 5195060), (4901, 4113860), (6148, 3279445), (6890, 2926274), (7540, 2674009), (7685, 2623556), (7762, 2597530), (8957, 2250980), (9802, 2056930), (13780, 1463137), (15370, 1311778), (15524, 1298765), (17914, 1125490), (19405, 1039012), (19604, 1028465), (19981, 1009060), (24505, 822772), (30740, 655889), (35828, 562745), (38810, 519506), (39962, 504530), (44785, 450196), (49010, 411386), (50453, 399620), (77620, 259753), (79924, 252265), (89570, 225098), (98020, 205693), (99905, 201812), (100906, 199810), (112549, 179140)]