98744120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 230316480

約数和(自身を除く): 131572360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 274, 296, 370, 487, 548, 685, 740, 974, 1096, 1370, 1480, 1948, 2435, 2740, 3896, 4870, 5069, 5480, 9740, 10138, 18019, 19480, 20276, 25345, 36038, 40552, 50690, 66719, 72076, 90095, 101380, 133438, 144152, 180190, 202760, 266876, 333595, 360380, 533752, 667190, 720760, 1334380, 2468603, 2668760, 4937206, 9874412, 12343015, 19748824, 24686030, 49372060, 98744120]

約数ペア:

[(1, 98744120), (2, 49372060), (4, 24686030), (5, 19748824), (8, 12343015), (10, 9874412), (20, 4937206), (37, 2668760), (40, 2468603), (74, 1334380), (137, 720760), (148, 667190), (185, 533752), (274, 360380), (296, 333595), (370, 266876), (487, 202760), (548, 180190), (685, 144152), (740, 133438), (974, 101380), (1096, 90095), (1370, 72076), (1480, 66719), (1948, 50690), (2435, 40552), (2740, 36038), (3896, 25345), (4870, 20276), (5069, 19480), (5480, 18019), (9740, 10138)]