20169908030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{15619}}^1$

素因数の和:15789

約数の個数: 64

約数和(自身を含む): 38698862400

約数和(自身を除く): 18528954370

約数列:

[1, 2, 5, 10, 29, 58, 61, 73, 122, 145, 146, 290, 305, 365, 610, 730, 1769, 2117, 3538, 4234, 4453, 8845, 8906, 10585, 15619, 17690, 21170, 22265, 31238, 44530, 78095, 129137, 156190, 258274, 452951, 645685, 905902, 952759, 1140187, 1291370, 1905518, 2264755, 2280374, 4529510, 4763795, 5700935, 9527590, 11401870, 27630011, 33065423, 55260022, 66130846, 69551407, 138150055, 139102814, 165327115, 276300110, 330654230, 347757035, 695514070, 2016990803, 4033981606, 10084954015, 20169908030]

約数ペア:

[(1, 20169908030), (2, 10084954015), (5, 4033981606), (10, 2016990803), (29, 695514070), (58, 347757035), (61, 330654230), (73, 276300110), (122, 165327115), (145, 139102814), (146, 138150055), (290, 69551407), (305, 66130846), (365, 55260022), (610, 33065423), (730, 27630011), (1769, 11401870), (2117, 9527590), (3538, 5700935), (4234, 4763795), (4453, 4529510), (8845, 2280374), (8906, 2264755), (10585, 1905518), (15619, 1291370), (17690, 1140187), (21170, 952759), (22265, 905902), (31238, 645685), (44530, 452951), (78095, 258274), (129137, 156190)]