28673200

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:854

約数の個数: 60

約数和(自身を含む): 69691720

約数和(自身を除く): 41018520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 739, 776, 970, 1478, 1552, 1940, 2425, 2956, 3695, 3880, 4850, 5912, 7390, 7760, 9700, 11824, 14780, 18475, 19400, 29560, 36950, 38800, 59120, 71683, 73900, 143366, 147800, 286732, 295600, 358415, 573464, 716830, 1146928, 1433660, 1792075, 2867320, 3584150, 5734640, 7168300, 14336600, 28673200]

約数ペア:

[(1, 28673200), (2, 14336600), (4, 7168300), (5, 5734640), (8, 3584150), (10, 2867320), (16, 1792075), (20, 1433660), (25, 1146928), (40, 716830), (50, 573464), (80, 358415), (97, 295600), (100, 286732), (194, 147800), (200, 143366), (388, 73900), (400, 71683), (485, 59120), (739, 38800), (776, 36950), (970, 29560), (1478, 19400), (1552, 18475), (1940, 14780), (2425, 11824), (2956, 9700), (3695, 7760), (3880, 7390), (4850, 5912)]