49479280

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7829}}^1$

素因数の和:7921

約数の個数: 40

約数和(自身を含む): 116510400

約数和(自身を除く): 67031120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 7829, 15658, 31316, 39145, 62632, 78290, 125264, 156580, 313160, 618491, 626320, 1236982, 2473964, 3092455, 4947928, 6184910, 9895856, 12369820, 24739640, 49479280]

約数ペア:

[(1, 49479280), (2, 24739640), (4, 12369820), (5, 9895856), (8, 6184910), (10, 4947928), (16, 3092455), (20, 2473964), (40, 1236982), (79, 626320), (80, 618491), (158, 313160), (316, 156580), (395, 125264), (632, 78290), (790, 62632), (1264, 39145), (1580, 31316), (3160, 15658), (6320, 7829)]