90002480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21227}}^1$

素因数の和:21293

約数の個数: 40

約数和(自身を含む): 213214032

約数和(自身を除く): 123211552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 21227, 42454, 84908, 106135, 169816, 212270, 339632, 424540, 849080, 1125031, 1698160, 2250062, 4500124, 5625155, 9000248, 11250310, 18000496, 22500620, 45001240, 90002480]

約数ペア:

[(1, 90002480), (2, 45001240), (4, 22500620), (5, 18000496), (8, 11250310), (10, 9000248), (16, 5625155), (20, 4500124), (40, 2250062), (53, 1698160), (80, 1125031), (106, 849080), (212, 424540), (265, 339632), (424, 212270), (530, 169816), (848, 106135), (1060, 84908), (2120, 42454), (4240, 21227)]