30956000

素因数分解:

$2^5\times 5^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 46881760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 109, 125, 142, 160, 200, 218, 250, 284, 355, 400, 436, 500, 545, 568, 710, 800, 872, 1000, 1090, 1136, 1420, 1744, 1775, 2000, 2180, 2272, 2725, 2840, 3488, 3550, 4000, 4360, 5450, 5680, 7100, 7739, 8720, 8875, 10900, 11360, 13625, 14200, 15478, 17440, 17750, 21800, 27250, 28400, 30956, 35500, 38695, 43600, 54500, 56800, 61912, 71000, 77390, 87200, 109000, 123824, 142000, 154780, 193475, 218000, 247648, 284000, 309560, 386950, 436000, 619120, 773900, 967375, 1238240, 1547800, 1934750, 3095600, 3869500, 6191200, 7739000, 15478000, 30956000]

約数ペア:

[(1, 30956000), (2, 15478000), (4, 7739000), (5, 6191200), (8, 3869500), (10, 3095600), (16, 1934750), (20, 1547800), (25, 1238240), (32, 967375), (40, 773900), (50, 619120), (71, 436000), (80, 386950), (100, 309560), (109, 284000), (125, 247648), (142, 218000), (160, 193475), (200, 154780), (218, 142000), (250, 123824), (284, 109000), (355, 87200), (400, 77390), (436, 71000), (500, 61912), (545, 56800), (568, 54500), (710, 43600), (800, 38695), (872, 35500), (1000, 30956), (1090, 28400), (1136, 27250), (1420, 21800), (1744, 17750), (1775, 17440), (2000, 15478), (2180, 14200), (2272, 13625), (2725, 11360), (2840, 10900), (3488, 8875), (3550, 8720), (4000, 7739), (4360, 7100), (5450, 5680)]