20152806070

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 37250740800

約数和(自身を除く): 17097934730

約数列:

[1, 2, 5, 10, 61, 122, 181, 305, 349, 362, 523, 610, 698, 905, 1046, 1745, 1810, 2615, 3490, 5230, 11041, 21289, 22082, 31903, 42578, 55205, 63169, 63806, 94663, 106445, 110410, 126338, 159515, 182527, 189326, 212890, 315845, 319030, 365054, 473315, 631690, 912635, 946630, 1825270, 3853309, 5774443, 7706618, 11134147, 11548886, 19266545, 22268294, 28872215, 33037387, 38533090, 55670735, 57744430, 66074774, 111341470, 165186935, 330373870, 2015280607, 4030561214, 10076403035, 20152806070]

約数ペア:

[(1, 20152806070), (2, 10076403035), (5, 4030561214), (10, 2015280607), (61, 330373870), (122, 165186935), (181, 111341470), (305, 66074774), (349, 57744430), (362, 55670735), (523, 38533090), (610, 33037387), (698, 28872215), (905, 22268294), (1046, 19266545), (1745, 11548886), (1810, 11134147), (2615, 7706618), (3490, 5774443), (5230, 3853309), (11041, 1825270), (21289, 946630), (22082, 912635), (31903, 631690), (42578, 473315), (55205, 365054), (63169, 319030), (63806, 315845), (94663, 212890), (106445, 189326), (110410, 182527), (126338, 159515)]