64136960

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 155630160

約数和(自身を除く): 91493200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 563, 640, 712, 890, 1126, 1280, 1424, 1780, 2252, 2815, 2848, 3560, 4504, 5630, 5696, 7120, 9008, 11260, 11392, 14240, 18016, 22520, 22784, 28480, 36032, 45040, 50107, 56960, 72064, 90080, 100214, 113920, 144128, 180160, 200428, 250535, 360320, 400856, 501070, 720640, 801712, 1002140, 1603424, 2004280, 3206848, 4008560, 6413696, 8017120, 12827392, 16034240, 32068480, 64136960]

約数ペア:

[(1, 64136960), (2, 32068480), (4, 16034240), (5, 12827392), (8, 8017120), (10, 6413696), (16, 4008560), (20, 3206848), (32, 2004280), (40, 1603424), (64, 1002140), (80, 801712), (89, 720640), (128, 501070), (160, 400856), (178, 360320), (256, 250535), (320, 200428), (356, 180160), (445, 144128), (563, 113920), (640, 100214), (712, 90080), (890, 72064), (1126, 56960), (1280, 50107), (1424, 45040), (1780, 36032), (2252, 28480), (2815, 22784), (2848, 22520), (3560, 18016), (4504, 14240), (5630, 11392), (5696, 11260), (7120, 9008)]