82745720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1784

約数の個数: 64

約数和(自身を含む): 198054720

約数和(自身を除く): 115309000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 424, 460, 530, 920, 1060, 1219, 1697, 2120, 2438, 3394, 4876, 6095, 6788, 8485, 9752, 12190, 13576, 16970, 24380, 33940, 39031, 48760, 67880, 78062, 89941, 156124, 179882, 195155, 312248, 359764, 390310, 449705, 719528, 780620, 899410, 1561240, 1798820, 2068643, 3597640, 4137286, 8274572, 10343215, 16549144, 20686430, 41372860, 82745720]

約数ペア:

[(1, 82745720), (2, 41372860), (4, 20686430), (5, 16549144), (8, 10343215), (10, 8274572), (20, 4137286), (23, 3597640), (40, 2068643), (46, 1798820), (53, 1561240), (92, 899410), (106, 780620), (115, 719528), (184, 449705), (212, 390310), (230, 359764), (265, 312248), (424, 195155), (460, 179882), (530, 156124), (920, 89941), (1060, 78062), (1219, 67880), (1697, 48760), (2120, 39031), (2438, 33940), (3394, 24380), (4876, 16970), (6095, 13576), (6788, 12190), (8485, 9752)]