100520940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128873}}^1$

素因数の和:128898

約数の個数: 48

約数和(自身を含む): 303111648

約数和(自身を除く): 202590708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 128873, 257746, 386619, 515492, 644365, 773238, 1288730, 1546476, 1675349, 1933095, 2577460, 3350698, 3866190, 5026047, 6701396, 7732380, 8376745, 10052094, 16753490, 20104188, 25130235, 33506980, 50260470, 100520940]

約数ペア:

[(1, 100520940), (2, 50260470), (3, 33506980), (4, 25130235), (5, 20104188), (6, 16753490), (10, 10052094), (12, 8376745), (13, 7732380), (15, 6701396), (20, 5026047), (26, 3866190), (30, 3350698), (39, 2577460), (52, 1933095), (60, 1675349), (65, 1546476), (78, 1288730), (130, 773238), (156, 644365), (195, 515492), (260, 386619), (390, 257746), (780, 128873)]