65455700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 149990400

約数和(自身を除く): 84534700

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 149, 191, 230, 298, 382, 460, 575, 596, 745, 764, 955, 1150, 1490, 1910, 2300, 2980, 3427, 3725, 3820, 4393, 4775, 6854, 7450, 8786, 9550, 13708, 14900, 17135, 17572, 19100, 21965, 28459, 34270, 43930, 56918, 68540, 85675, 87860, 109825, 113836, 142295, 171350, 219650, 284590, 342700, 439300, 569180, 654557, 711475, 1309114, 1422950, 2618228, 2845900, 3272785, 6545570, 13091140, 16363925, 32727850, 65455700]

約数ペア:

[(1, 65455700), (2, 32727850), (4, 16363925), (5, 13091140), (10, 6545570), (20, 3272785), (23, 2845900), (25, 2618228), (46, 1422950), (50, 1309114), (92, 711475), (100, 654557), (115, 569180), (149, 439300), (191, 342700), (230, 284590), (298, 219650), (382, 171350), (460, 142295), (575, 113836), (596, 109825), (745, 87860), (764, 85675), (955, 68540), (1150, 56918), (1490, 43930), (1910, 34270), (2300, 28459), (2980, 21965), (3427, 19100), (3725, 17572), (3820, 17135), (4393, 14900), (4775, 13708), (6854, 9550), (7450, 8786)]