9830000

素因数分解:

$2^4\times 5^4\times {\mathrm{983}}^1$

素因数の和:1011

約数の個数: 50

約数和(自身を含む): 23823624

約数和(自身を除く): 13993624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 983, 1000, 1250, 1966, 2000, 2500, 3932, 4915, 5000, 7864, 9830, 10000, 15728, 19660, 24575, 39320, 49150, 78640, 98300, 122875, 196600, 245750, 393200, 491500, 614375, 983000, 1228750, 1966000, 2457500, 4915000, 9830000]

約数ペア:

[(1, 9830000), (2, 4915000), (4, 2457500), (5, 1966000), (8, 1228750), (10, 983000), (16, 614375), (20, 491500), (25, 393200), (40, 245750), (50, 196600), (80, 122875), (100, 98300), (125, 78640), (200, 49150), (250, 39320), (400, 24575), (500, 19660), (625, 15728), (983, 10000), (1000, 9830), (1250, 7864), (1966, 5000), (2000, 4915), (2500, 3932)]