5421400900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{5011}}^1$

素因数の和:5405

約数の個数: 72

約数和(自身を含む): 12181164800

約数和(自身を除く): 6759763900

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 349, 620, 698, 775, 1396, 1550, 1745, 3100, 3490, 5011, 6980, 8725, 10022, 10819, 17450, 20044, 21638, 25055, 34900, 43276, 50110, 54095, 100220, 108190, 125275, 155341, 216380, 250550, 270475, 310682, 501100, 540950, 621364, 776705, 1081900, 1553410, 1748839, 3106820, 3497678, 3883525, 6995356, 7767050, 8744195, 15534100, 17488390, 34976780, 43720975, 54214009, 87441950, 108428018, 174883900, 216856036, 271070045, 542140090, 1084280180, 1355350225, 2710700450, 5421400900]

約数ペア:

[(1, 5421400900), (2, 2710700450), (4, 1355350225), (5, 1084280180), (10, 542140090), (20, 271070045), (25, 216856036), (31, 174883900), (50, 108428018), (62, 87441950), (100, 54214009), (124, 43720975), (155, 34976780), (310, 17488390), (349, 15534100), (620, 8744195), (698, 7767050), (775, 6995356), (1396, 3883525), (1550, 3497678), (1745, 3106820), (3100, 1748839), (3490, 1553410), (5011, 1081900), (6980, 776705), (8725, 621364), (10022, 540950), (10819, 501100), (17450, 310682), (20044, 270475), (21638, 250550), (25055, 216380), (34900, 155341), (43276, 125275), (50110, 108190), (54095, 100220)]