13134700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 31109120

約数和(自身を除く): 17974420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 223, 310, 380, 446, 475, 589, 620, 775, 892, 950, 1115, 1178, 1550, 1900, 2230, 2356, 2945, 3100, 4237, 4460, 5575, 5890, 6913, 8474, 11150, 11780, 13826, 14725, 16948, 21185, 22300, 27652, 29450, 34565, 42370, 58900, 69130, 84740, 105925, 131347, 138260, 172825, 211850, 262694, 345650, 423700, 525388, 656735, 691300, 1313470, 2626940, 3283675, 6567350, 13134700]

約数ペア:

[(1, 13134700), (2, 6567350), (4, 3283675), (5, 2626940), (10, 1313470), (19, 691300), (20, 656735), (25, 525388), (31, 423700), (38, 345650), (50, 262694), (62, 211850), (76, 172825), (95, 138260), (100, 131347), (124, 105925), (155, 84740), (190, 69130), (223, 58900), (310, 42370), (380, 34565), (446, 29450), (475, 27652), (589, 22300), (620, 21185), (775, 16948), (892, 14725), (950, 13826), (1115, 11780), (1178, 11150), (1550, 8474), (1900, 6913), (2230, 5890), (2356, 5575), (2945, 4460), (3100, 4237)]