90375040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{20173}}^1$

素因数の和:20199

約数の個数: 64

約数和(自身を含む): 246929760

約数和(自身を除く): 156554720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 20173, 40346, 80692, 100865, 141211, 161384, 201730, 282422, 322768, 403460, 564844, 645536, 706055, 806920, 1129688, 1291072, 1412110, 1613840, 2259376, 2582144, 2824220, 3227680, 4518752, 5648440, 6455360, 9037504, 11296880, 12910720, 18075008, 22593760, 45187520, 90375040]

約数ペア:

[(1, 90375040), (2, 45187520), (4, 22593760), (5, 18075008), (7, 12910720), (8, 11296880), (10, 9037504), (14, 6455360), (16, 5648440), (20, 4518752), (28, 3227680), (32, 2824220), (35, 2582144), (40, 2259376), (56, 1613840), (64, 1412110), (70, 1291072), (80, 1129688), (112, 806920), (128, 706055), (140, 645536), (160, 564844), (224, 403460), (280, 322768), (320, 282422), (448, 201730), (560, 161384), (640, 141211), (896, 100865), (1120, 80692), (2240, 40346), (4480, 20173)]