133025840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{87517}}^1$

素因数の和:87549

約数の個数: 40

約数和(自身を含む): 325566960

約数和(自身を除く): 192541120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 87517, 175034, 350068, 437585, 700136, 875170, 1400272, 1662823, 1750340, 3325646, 3500680, 6651292, 7001360, 8314115, 13302584, 16628230, 26605168, 33256460, 66512920, 133025840]

約数ペア:

[(1, 133025840), (2, 66512920), (4, 33256460), (5, 26605168), (8, 16628230), (10, 13302584), (16, 8314115), (19, 7001360), (20, 6651292), (38, 3500680), (40, 3325646), (76, 1750340), (80, 1662823), (95, 1400272), (152, 875170), (190, 700136), (304, 437585), (380, 350068), (760, 175034), (1520, 87517)]