16544580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21211}}^1$

素因数の和:21236

約数の個数: 48

約数和(自身を含む): 49890624

約数和(自身を除く): 33346044

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, 21211, 42422, 63633, 84844, 106055, 127266, 212110, 254532, 275743, 318165, 424220, 551486, 636330, 827229, 1102972, 1272660, 1378715, 1654458, 2757430, 3308916, 4136145, 5514860, 8272290, 16544580]

約数ペア:

[(1, 16544580), (2, 8272290), (3, 5514860), (4, 4136145), (5, 3308916), (6, 2757430), (10, 1654458), (12, 1378715), (13, 1272660), (15, 1102972), (20, 827229), (26, 636330), (30, 551486), (39, 424220), (52, 318165), (60, 275743), (65, 254532), (78, 212110), (130, 127266), (156, 106055), (195, 84844), (260, 63633), (390, 42422), (780, 21211)]