26470990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1577

約数の個数: 64

約数和(自身を含む): 61770240

約数和(自身を除く): 35299250

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1531, 1729, 2470, 3062, 3458, 7655, 8645, 10717, 15310, 17290, 19903, 21434, 29089, 39806, 53585, 58178, 99515, 107170, 139321, 145445, 199030, 203623, 278642, 290890, 378157, 407246, 696605, 756314, 1018115, 1393210, 1890785, 2036230, 2647099, 3781570, 5294198, 13235495, 26470990]

約数ペア:

[(1, 26470990), (2, 13235495), (5, 5294198), (7, 3781570), (10, 2647099), (13, 2036230), (14, 1890785), (19, 1393210), (26, 1018115), (35, 756314), (38, 696605), (65, 407246), (70, 378157), (91, 290890), (95, 278642), (130, 203623), (133, 199030), (182, 145445), (190, 139321), (247, 107170), (266, 99515), (455, 58178), (494, 53585), (665, 39806), (910, 29089), (1235, 21434), (1330, 19903), (1531, 17290), (1729, 15310), (2470, 10717), (3062, 8645), (3458, 7655)]