15662638940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{192463}}^1$

素因数の和:192798

約数の個数: 48

約数和(自身を含む): 35535013248

約数和(自身を除く): 19872374308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 626, 1252, 1565, 3130, 4069, 6260, 8138, 16276, 20345, 40690, 81380, 192463, 384926, 769852, 962315, 1924630, 2502019, 3849260, 5004038, 10008076, 12510095, 25020190, 50040380, 60240919, 120481838, 240963676, 301204595, 602409190, 783131947, 1204818380, 1566263894, 3132527788, 3915659735, 7831319470, 15662638940]

約数ペア:

[(1, 15662638940), (2, 7831319470), (4, 3915659735), (5, 3132527788), (10, 1566263894), (13, 1204818380), (20, 783131947), (26, 602409190), (52, 301204595), (65, 240963676), (130, 120481838), (260, 60240919), (313, 50040380), (626, 25020190), (1252, 12510095), (1565, 10008076), (3130, 5004038), (4069, 3849260), (6260, 2502019), (8138, 1924630), (16276, 962315), (20345, 769852), (40690, 384926), (81380, 192463)]