135676580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 311836392

約数和(自身を除く): 176159812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 169, 260, 274, 293, 338, 548, 586, 676, 685, 845, 1172, 1370, 1465, 1690, 1781, 2740, 2930, 3380, 3562, 3809, 5860, 7124, 7618, 8905, 15236, 17810, 19045, 23153, 35620, 38090, 40141, 46306, 49517, 76180, 80282, 92612, 99034, 115765, 160564, 198068, 200705, 231530, 247585, 401410, 463060, 495170, 521833, 802820, 990340, 1043666, 2087332, 2609165, 5218330, 6783829, 10436660, 13567658, 27135316, 33919145, 67838290, 135676580]

約数ペア:

[(1, 135676580), (2, 67838290), (4, 33919145), (5, 27135316), (10, 13567658), (13, 10436660), (20, 6783829), (26, 5218330), (52, 2609165), (65, 2087332), (130, 1043666), (137, 990340), (169, 802820), (260, 521833), (274, 495170), (293, 463060), (338, 401410), (548, 247585), (586, 231530), (676, 200705), (685, 198068), (845, 160564), (1172, 115765), (1370, 99034), (1465, 92612), (1690, 80282), (1781, 76180), (2740, 49517), (2930, 46306), (3380, 40141), (3562, 38090), (3809, 35620), (5860, 23153), (7124, 19045), (7618, 17810), (8905, 15236)]