84268990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 174081600

約数和(自身を除く): 89812610

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 109, 130, 190, 218, 247, 313, 494, 545, 626, 1090, 1235, 1417, 1565, 2071, 2470, 2834, 3130, 4069, 4142, 5947, 7085, 8138, 10355, 11894, 14170, 20345, 20710, 26923, 29735, 34117, 40690, 53846, 59470, 68234, 77311, 134615, 154622, 170585, 269230, 341170, 386555, 443521, 648223, 773110, 887042, 1296446, 2217605, 3241115, 4435210, 6482230, 8426899, 16853798, 42134495, 84268990]

約数ペア:

[(1, 84268990), (2, 42134495), (5, 16853798), (10, 8426899), (13, 6482230), (19, 4435210), (26, 3241115), (38, 2217605), (65, 1296446), (95, 887042), (109, 773110), (130, 648223), (190, 443521), (218, 386555), (247, 341170), (313, 269230), (494, 170585), (545, 154622), (626, 134615), (1090, 77311), (1235, 68234), (1417, 59470), (1565, 53846), (2071, 40690), (2470, 34117), (2834, 29735), (3130, 26923), (4069, 20710), (4142, 20345), (5947, 14170), (7085, 11894), (8138, 10355)]