89253760

素因数分解:

$2^7\times 5^1\times {\mathrm{139459}}^1$

素因数の和:139478

約数の個数: 32

約数和(自身を含む): 213373800

約数和(自身を除く): 124120040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 139459, 278918, 557836, 697295, 1115672, 1394590, 2231344, 2789180, 4462688, 5578360, 8925376, 11156720, 17850752, 22313440, 44626880, 89253760]

約数ペア:

[(1, 89253760), (2, 44626880), (4, 22313440), (5, 17850752), (8, 11156720), (10, 8925376), (16, 5578360), (20, 4462688), (32, 2789180), (40, 2231344), (64, 1394590), (80, 1115672), (128, 697295), (160, 557836), (320, 278918), (640, 139459)]