77468690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 158699520

約数和(自身を除く): 81230830

約数列:

[1, 2, 5, 10, 13, 26, 31, 47, 62, 65, 94, 130, 155, 235, 310, 403, 409, 470, 611, 806, 818, 1222, 1457, 2015, 2045, 2914, 3055, 4030, 4090, 5317, 6110, 7285, 10634, 12679, 14570, 18941, 19223, 25358, 26585, 37882, 38446, 53170, 63395, 94705, 96115, 126790, 164827, 189410, 192230, 249899, 329654, 499798, 595913, 824135, 1191826, 1249495, 1648270, 2498990, 2979565, 5959130, 7746869, 15493738, 38734345, 77468690]

約数ペア:

[(1, 77468690), (2, 38734345), (5, 15493738), (10, 7746869), (13, 5959130), (26, 2979565), (31, 2498990), (47, 1648270), (62, 1249495), (65, 1191826), (94, 824135), (130, 595913), (155, 499798), (235, 329654), (310, 249899), (403, 192230), (409, 189410), (470, 164827), (611, 126790), (806, 96115), (818, 94705), (1222, 63395), (1457, 53170), (2015, 38446), (2045, 37882), (2914, 26585), (3055, 25358), (4030, 19223), (4090, 18941), (5317, 14570), (6110, 12679), (7285, 10634)]