156989690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{353}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 333994752

約数和(自身を除く): 177005062

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 311, 353, 622, 706, 715, 1430, 1555, 1765, 3110, 3421, 3530, 3883, 4043, 4589, 6842, 7766, 8086, 9178, 17105, 19415, 20215, 22945, 34210, 38830, 40430, 44473, 45890, 50479, 88946, 100958, 109783, 219566, 222365, 252395, 444730, 504790, 548915, 1097830, 1207613, 1427179, 2415226, 2854358, 6038065, 7135895, 12076130, 14271790, 15698969, 31397938, 78494845, 156989690]

約数ペア:

[(1, 156989690), (2, 78494845), (5, 31397938), (10, 15698969), (11, 14271790), (13, 12076130), (22, 7135895), (26, 6038065), (55, 2854358), (65, 2415226), (110, 1427179), (130, 1207613), (143, 1097830), (286, 548915), (311, 504790), (353, 444730), (622, 252395), (706, 222365), (715, 219566), (1430, 109783), (1555, 100958), (1765, 88946), (3110, 50479), (3421, 45890), (3530, 44473), (3883, 40430), (4043, 38830), (4589, 34210), (6842, 22945), (7766, 20215), (8086, 19415), (9178, 17105)]