65082880

素因数分解:

$2^9\times 5^1\times {\mathrm{25423}}^1$

素因数の和:25446

約数の個数: 40

約数和(自身を含む): 156052512

約数和(自身を除く): 90969632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 25423, 50846, 101692, 127115, 203384, 254230, 406768, 508460, 813536, 1016920, 1627072, 2033840, 3254144, 4067680, 6508288, 8135360, 13016576, 16270720, 32541440, 65082880]

約数ペア:

[(1, 65082880), (2, 32541440), (4, 16270720), (5, 13016576), (8, 8135360), (10, 6508288), (16, 4067680), (20, 3254144), (32, 2033840), (40, 1627072), (64, 1016920), (80, 813536), (128, 508460), (160, 406768), (256, 254230), (320, 203384), (512, 127115), (640, 101692), (1280, 50846), (2560, 25423)]