67690360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 159436800

約数和(自身を除く): 91746440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 691, 790, 1240, 1382, 1580, 2449, 2764, 3160, 3455, 4898, 5528, 6910, 9796, 12245, 13820, 19592, 21421, 24490, 27640, 42842, 48980, 54589, 85684, 97960, 107105, 109178, 171368, 214210, 218356, 272945, 428420, 436712, 545890, 856840, 1091780, 1692259, 2183560, 3384518, 6769036, 8461295, 13538072, 16922590, 33845180, 67690360]

約数ペア:

[(1, 67690360), (2, 33845180), (4, 16922590), (5, 13538072), (8, 8461295), (10, 6769036), (20, 3384518), (31, 2183560), (40, 1692259), (62, 1091780), (79, 856840), (124, 545890), (155, 436712), (158, 428420), (248, 272945), (310, 218356), (316, 214210), (395, 171368), (620, 109178), (632, 107105), (691, 97960), (790, 85684), (1240, 54589), (1382, 48980), (1580, 42842), (2449, 27640), (2764, 24490), (3160, 21421), (3455, 19592), (4898, 13820), (5528, 12245), (6910, 9796)]