256884700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1771

約数の個数: 72

約数和(自身を含む): 590712192

約数和(自身を除く): 333827492

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 67, 92, 100, 115, 134, 230, 268, 335, 460, 575, 670, 1150, 1340, 1541, 1667, 1675, 2300, 3082, 3334, 3350, 6164, 6668, 6700, 7705, 8335, 15410, 16670, 30820, 33340, 38341, 38525, 41675, 76682, 77050, 83350, 111689, 153364, 154100, 166700, 191705, 223378, 383410, 446756, 558445, 766820, 958525, 1116890, 1917050, 2233780, 2568847, 2792225, 3834100, 5137694, 5584450, 10275388, 11168900, 12844235, 25688470, 51376940, 64221175, 128442350, 256884700]

約数ペア:

[(1, 256884700), (2, 128442350), (4, 64221175), (5, 51376940), (10, 25688470), (20, 12844235), (23, 11168900), (25, 10275388), (46, 5584450), (50, 5137694), (67, 3834100), (92, 2792225), (100, 2568847), (115, 2233780), (134, 1917050), (230, 1116890), (268, 958525), (335, 766820), (460, 558445), (575, 446756), (670, 383410), (1150, 223378), (1340, 191705), (1541, 166700), (1667, 154100), (1675, 153364), (2300, 111689), (3082, 83350), (3334, 77050), (3350, 76682), (6164, 41675), (6668, 38525), (6700, 38341), (7705, 33340), (8335, 30820), (15410, 16670)]