1288892540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{6763}}^1$

素因数の和:7518

約数の個数: 48

約数和(自身を含む): 2919288288

約数和(自身を除く): 1630395748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 733, 1466, 2932, 3665, 6763, 7330, 9529, 13526, 14660, 19058, 27052, 33815, 38116, 47645, 67630, 87919, 95290, 135260, 175838, 190580, 351676, 439595, 879190, 1758380, 4957279, 9914558, 19829116, 24786395, 49572790, 64444627, 99145580, 128889254, 257778508, 322223135, 644446270, 1288892540]

約数ペア:

[(1, 1288892540), (2, 644446270), (4, 322223135), (5, 257778508), (10, 128889254), (13, 99145580), (20, 64444627), (26, 49572790), (52, 24786395), (65, 19829116), (130, 9914558), (260, 4957279), (733, 1758380), (1466, 879190), (2932, 439595), (3665, 351676), (6763, 190580), (7330, 175838), (9529, 135260), (13526, 95290), (14660, 87919), (19058, 67630), (27052, 47645), (33815, 38116)]