33989000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:891

約数の個数: 64

約数和(自身を含む): 81572400

約数和(自身を除く): 47583400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 200, 205, 250, 328, 410, 500, 820, 829, 1000, 1025, 1640, 1658, 2050, 3316, 4100, 4145, 5125, 6632, 8200, 8290, 10250, 16580, 20500, 20725, 33160, 33989, 41000, 41450, 67978, 82900, 103625, 135956, 165800, 169945, 207250, 271912, 339890, 414500, 679780, 829000, 849725, 1359560, 1699450, 3398900, 4248625, 6797800, 8497250, 16994500, 33989000]

約数ペア:

[(1, 33989000), (2, 16994500), (4, 8497250), (5, 6797800), (8, 4248625), (10, 3398900), (20, 1699450), (25, 1359560), (40, 849725), (41, 829000), (50, 679780), (82, 414500), (100, 339890), (125, 271912), (164, 207250), (200, 169945), (205, 165800), (250, 135956), (328, 103625), (410, 82900), (500, 67978), (820, 41450), (829, 41000), (1000, 33989), (1025, 33160), (1640, 20725), (1658, 20500), (2050, 16580), (3316, 10250), (4100, 8290), (4145, 8200), (5125, 6632)]