30782800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1877}}^1$

素因数の和:1936

約数の個数: 60

約数和(自身を含む): 75799836

約数和(自身を除く): 45017036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 1877, 2050, 3280, 3754, 4100, 7508, 8200, 9385, 15016, 16400, 18770, 30032, 37540, 46925, 75080, 76957, 93850, 150160, 153914, 187700, 307828, 375400, 384785, 615656, 750800, 769570, 1231312, 1539140, 1923925, 3078280, 3847850, 6156560, 7695700, 15391400, 30782800]

約数ペア:

[(1, 30782800), (2, 15391400), (4, 7695700), (5, 6156560), (8, 3847850), (10, 3078280), (16, 1923925), (20, 1539140), (25, 1231312), (40, 769570), (41, 750800), (50, 615656), (80, 384785), (82, 375400), (100, 307828), (164, 187700), (200, 153914), (205, 150160), (328, 93850), (400, 76957), (410, 75080), (656, 46925), (820, 37540), (1025, 30032), (1640, 18770), (1877, 16400), (2050, 15016), (3280, 9385), (3754, 8200), (4100, 7508)]