28886600

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1489}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 67899300

約数和(自身を除く): 39012700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1489, 1940, 2425, 2978, 3880, 4850, 5956, 7445, 9700, 11912, 14890, 19400, 29780, 37225, 59560, 74450, 144433, 148900, 288866, 297800, 577732, 722165, 1155464, 1444330, 2888660, 3610825, 5777320, 7221650, 14443300, 28886600]

約数ペア:

[(1, 28886600), (2, 14443300), (4, 7221650), (5, 5777320), (8, 3610825), (10, 2888660), (20, 1444330), (25, 1155464), (40, 722165), (50, 577732), (97, 297800), (100, 288866), (194, 148900), (200, 144433), (388, 74450), (485, 59560), (776, 37225), (970, 29780), (1489, 19400), (1940, 14890), (2425, 11912), (2978, 9700), (3880, 7445), (4850, 5956)]