53776840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5443}}^1$

素因数の和:5486

約数の個数: 64

約数和(自身を含む): 137188800

約数和(自身を除く): 83411960

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 5443, 9880, 10886, 21772, 27215, 43544, 54430, 70759, 103417, 108860, 141518, 206834, 217720, 283036, 353795, 413668, 517085, 566072, 707590, 827336, 1034170, 1344421, 1415180, 2068340, 2688842, 2830360, 4136680, 5377684, 6722105, 10755368, 13444210, 26888420, 53776840]

約数ペア:

[(1, 53776840), (2, 26888420), (4, 13444210), (5, 10755368), (8, 6722105), (10, 5377684), (13, 4136680), (19, 2830360), (20, 2688842), (26, 2068340), (38, 1415180), (40, 1344421), (52, 1034170), (65, 827336), (76, 707590), (95, 566072), (104, 517085), (130, 413668), (152, 353795), (190, 283036), (247, 217720), (260, 206834), (380, 141518), (494, 108860), (520, 103417), (760, 70759), (988, 54430), (1235, 43544), (1976, 27215), (2470, 21772), (4940, 10886), (5443, 9880)]