49803680

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3209}}^1$

素因数の和:3321

約数の個数: 48

約数和(自身を含む): 118911240

約数和(自身を除く): 69107560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3209, 3880, 6418, 7760, 12836, 15520, 16045, 25672, 32090, 51344, 64180, 102688, 128360, 256720, 311273, 513440, 622546, 1245092, 1556365, 2490184, 3112730, 4980368, 6225460, 9960736, 12450920, 24901840, 49803680]

約数ペア:

[(1, 49803680), (2, 24901840), (4, 12450920), (5, 9960736), (8, 6225460), (10, 4980368), (16, 3112730), (20, 2490184), (32, 1556365), (40, 1245092), (80, 622546), (97, 513440), (160, 311273), (194, 256720), (388, 128360), (485, 102688), (776, 64180), (970, 51344), (1552, 32090), (1940, 25672), (3104, 16045), (3209, 15520), (3880, 12836), (6418, 7760)]